The hottest Biodiversity Substack posts right now

And their main takeaways
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Top Science Topics

When All the Buffers Empty

Anima Mundi • 1030 implied HN points • 15 Mar 26
🌞 Climate & Environment Biodiversity
  1. Modern civilization is held up by many buffers — savings, ecosystems, reserves, and redundant systems — and many of those buffers are now nearly empty, so a single shock can cause multiple systems to strain or fail at once.
  2. The Strait of Hormuz closure showed a hidden danger: fuel and sulfur disruptions also stop nitrogen and phosphate fertilizers from moving, threatening spring planting and risking sharply lower harvests and higher food prices months later.
  3. Background trends — faster warming, slow carbon releases from boreal peat, ocean nutrient shifts, insect collapses, and material bottlenecks like copper — are accelerating systemic risk and weakening the energy transition and governance, which means we urgently need institutions that synthesize knowledge across domains to spot and manage these convergences.

China is killing the fish

Noahpinion • 27588 implied HN points • 17 Feb 26
🌞 Climate & Environment Biodiversity
  1. China has cleaned up many of its own environmental problems but is simultaneously running a huge distant-water fishing fleet that is depleting global fish stocks and harming ocean biodiversity.
  2. Many of those boats operate illegally or unreported — shutting off transponders, falsifying records, and using front companies — and they concentrate in poorer countries that can’t police their waters.
  3. This global overfishing steals livelihoods and future fish supplies and isn’t getting enough attention from environmental groups or international policy, creating a large, neglected conservation crisis.

Genetically Modified Weeds

Doomberg • 7451 implied HN points • 07 Feb 26
🌞 Climate & Environment Biodiversity
  1. Roundup and Roundup Ready GMO seeds let farmers spray one broad-spectrum herbicide over crops, making weed control much simpler and hugely profitable for seed and chemical companies.
  2. Heavy use of glyphosate created major problems. Health concerns led to global litigation after the WHO called it 'probably carcinogenic', and corporate fallout reshaped the industry.
  3. Relying on the same herbicides across huge acreages produced resistant weeds, and now spreading 'superweeds' threaten current farming systems; pairing new GMO traits with more chemicals often encouraged even more over-the-top spraying, which worsened resistance.

It's time to abolish Natural England

Odds and Ends of History • 1675 implied HN points • 25 Feb 26
🌞 Climate & Environment Biodiversity
  1. Politicians often pass politically risky decisions to arm's-length bodies to avoid blame, but that can prevent the government from actually delivering its strategy.
  2. Natural England’s statutory role in planning acts like a de facto veto—through SSSIs, nutrient rules and SANG requirements—causing delays and blocking housing projects even when the environmental case is weak.
  3. Abolishing or substantially reforming Natural England would put environmental trade-offs back with elected ministers so politicians must own the consequences, while keeping technical enforcement and data roles separate.

The 350 Million Year Old Shriek

Everything Is Amazing • 1398 implied HN points • 20 Feb 26
🔬 Science Biodiversity
  1. The Tully Monster is a 310‑million‑year‑old marine fossil that looks utterly bizarre and still baffles scientists, with debates over whether it was a fish, a worm, or something else entirely.
  2. Everyday pebbles can hide ancient fossils like crinoids that trick our brains into seeing faces or teeth — pareidolia makes us read familiar shapes into random patterns.
  3. Ailsa Craig supplies a unique granite used for Olympic curling stones, and with only one other quarry in the world, the sport relies on a tiny, protected island whose quarrying is now limited.
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The Blue Whales Have Stopped Singing

Caitlin’s Newsletter • 2370 implied HN points • 08 Dec 25
🌞 Climate & Environment Biodiversity
  1. The natural world is collapsing — whales fall silent, krill vanish, and oceans warm, signaling urgent ecological decline.
  2. Communities and people are enduring deep social and economic collapse, with addiction, abandoned towns, war, and widespread human suffering intertwined.
  3. In response to this ruin, small acts of tenderness and solidarity — meeting, sharing stories, and tending to one another’s wounds — offer a way to cope, resist, and heal.

The Entropy Debt Theory of Civilization

Anima Mundi • 432 implied HN points • 16 Jan 26
🌞 Climate & Environment Biodiversity
  1. Many major problems—climate breakdown, institutional decay, and worsening mental health—are connected as interest payments on an "entropy debt" because civilizations maintain order by exporting disorder across space and time.
  2. Modern civilization has exhausted the places and times to which it can export entropy—fossil fuels, colonial extraction, and psychological repression were ways to borrow order, and now the system is approaching saturation.
  3. The real solution is a civilizational shift from borrowing order to living on "entropy income" by relying on solar-driven flows and redesigning institutions and values. Efficiency or a simple energy switch won’t by itself erase the underlying debt.

Are bees booming or dying off?

Sustainability by numbers • 439 implied HN points • 20 Jan 26
🌞 Climate & Environment Biodiversity
  1. Farmed honeybee colonies and global honey production have generally increased, so managed honeybees (kept as livestock) are doing relatively well in many places.
  2. Many wild bee species are declining: their ranges and recorded species richness have fallen and some face higher extinction risk.
  3. More managed honeybees can harm wild bees by competing for resources and spreading pathogens, so rising hive numbers do not mean all bee species are thriving.

Pikas Hit the Trail

Street Smart Naturalist: Explorations of the Urban Kind • 399 implied HN points • 08 Aug 24
🔬 Science Biodiversity
  1. Pikas are cute animals that have traveled a long way from Asia to North America over millions of years. They didn't just hop across in one go; it took many generations to spread out.
  2. Pikas have a unique relationship with their parasites, which helps scientists understand their history better. These tiny creatures help tell the story of the pikas and how they adapted over time.
  3. Climate change is a big threat to pikas today. As their homes warm up, they may struggle to find suitable places to live, especially since they can't go any higher into the mountains.

Revenge of the Wild: The Changing Game of Human-Wildlife Conflict

Adetokunbo Sees • 312 implied HN points • 25 Jan 26
🌞 Climate & Environment Biodiversity
  1. Many animals are changing their feeding habits and moving into human areas — mosquitoes, elephants, and rats are leaving shrinking habitats, raiding crops and settlements, and living off our waste.
  2. This shift is increasing human–wildlife conflict now and is expected to grow by 2050, with more places becoming suitable for disease-carrying mosquitoes, crop-raiding elephants, and larger urban rat populations.
  3. Experts say preventing worse conflicts means cutting fossil fuel use, reducing consumption, and switching to renewable energy to slow climate change and protect habitats.

Build the Rail! Save the Snails!

Comment is Freed • 125 implied HN points • 16 Feb 26
🌞 Climate & Environment Biodiversity
  1. The core problem isn’t the environmental rules but an adversarial, litigation‑driven planning system that makes developers over‑engineer projects to avoid rare but ruinously expensive judicial reviews, driving up time and cost.
  2. Fix the process by having government set clear standards early and create a central Infrastructure Directorate to coordinate consultees and produce a full project specification, plus an early "Statement of Key Issues" so objections are raised and dealt with up front and money shifts from costly pre‑construction work into real mitigation and building.
  3. Change the culture by expanding state planning capacity (funded by an industry levy) and increasing secondments between industry, regulators and environmental bodies so professionals share incentives and focus on cooperative, long‑term problem solving rather than adversarial legal tactics.

Can we break the human development-environment trade-off?

Sustainability by numbers • 761 implied HN points • 09 Dec 25
🌞 Climate & Environment Biodiversity
  1. For the first time we can improve human wellbeing while reducing environmental harm. Cheap clean energy, smarter farming, and meat alternatives make less-damaging development feasible.
  2. Many major gains in health, education, and poverty reduction were achieved at a big environmental cost, especially from fossil fuels and expanded agriculture, while earlier societies had lower impact but much worse living conditions.
  3. Breaking the trade-off is an opportunity, not inevitable — it requires deliberate investments, policies, and support for poorer countries; the world is still awful in many ways, but it is also much better than before and can become much better.

Shape-Shifting Planet: How Rising Heat Is Reshaping Life on Earth

Adetokunbo Sees • 104 implied HN points • 07 Feb 26
🌞 Climate & Environment Biodiversity
  1. Global temperatures have risen rapidly in recent decades, producing the hottest years on record and pushing warming toward and beyond pre-industrial levels.
  2. Rising heat is already forcing biological changes — animals and plants are shifting ranges, changing body size and breeding times, and showing genetic responses to survive higher temperatures.
  3. If warming continues, habitat loss, higher mortality, and widespread coral bleaching will worsen. Continued burning of fossil fuels is a main driver and reducing it is needed to avoid the worst impacts.

Buzzzzzzzzz

The Crucial Years • 2959 implied HN points • 08 Jun 25
🌞 Climate & Environment Biodiversity
  1. Insect populations are declining rapidly, mainly due to climate change and shifting weather patterns. This affects entire ecosystems since many animals, like birds, rely on insects for food.
  2. Solar farms are proving to be beneficial for both insects and birds. They provide a safe habitat where insects can thrive, which in turn helps increase bird populations in those areas.
  3. Using solar panels on farmland could replace inefficient corn production while providing all the energy the U.S. needs. This shift can help combat climate change and support biodiversity.

The Quiet Gutting of Yosemite

Common Sense with Bari Weiss • 1488 implied HN points • 16 Aug 25
🌞 Climate & Environment Biodiversity
  1. Yosemite National Park is facing serious issues like overflowing trash and poor food quality due to budget cuts. It's not getting the care it needs to stay beautiful and safe.
  2. Conservation efforts in the park have stalled, meaning important projects to protect the environment aren't happening as they should be.
  3. Visitors are experiencing long waits to enter the park, and while they can enjoy its beauty, they also see signs of neglect around them.

High Water and Lake Washington

Street Smart Naturalist: Explorations of the Urban Kind • 279 implied HN points • 27 Jun 24
🌞 Climate & Environment Biodiversity
  1. Lake Washington's water level is controlled artificially now, which is different from how it used to fluctuate naturally by as much as nine feet each year. This change was mainly due to the building of the Lake Washington Ship Canal in 1916.
  2. The current management of the lake helps local properties but is not good for the environment. Plants that normally thrive with seasonal changes are struggling because they can't grow properly in the constant water level.
  3. Union Bay has seen a lot of restoration work from being a dump to a vibrant natural space. It shows that even after mistakes, communities can come together to create a healthier ecosystem.

Deforestation in the Brazilian Amazon has fallen again in 2025

Sustainability by numbers • 339 implied HN points • 04 Nov 25
🌞 Climate & Environment Biodiversity
  1. Deforestation in the Brazilian Amazon has decreased, with 5,800 square kilometers cleared in 2025, which is an 11% drop from the previous year. This shows some progress in protecting the forest.
  2. While deforestation rates are falling, wildfires have caused significant damage to the forest, leading to degradation even when trees are not permanently lost. This makes the Amazon weaker and more vulnerable.
  3. Brazil's leadership change has had a direct impact on deforestation rates, with policies under President Lula da Silva leading to a rapid decline compared to the previous administration. However, the goal remains to eventually stop all deforestation.

Homesteading: The Regenerative Farming Paradox

Who is Robert Malone • 15 implied HN points • 26 Feb 26
🌞 Climate & Environment Biodiversity
  1. Industrial farming has damaged soil biology so crops can be less nutritious, because tillage, synthetic fertilizers, and pesticides break the fungal and microbial networks that make trace minerals plant-available.
  2. Regenerative practices—no-till, cover crops, diverse rotations, and adding organic matter—rebuild soil life, and you can see measurable improvements in soil function within a few years and in crop micronutrients within about 5–10 years.
  3. Expect a short-term yield dip and more year-to-year variability during the transition, but long-term benefits include better drought resilience, lower input costs, improved nutrition, and often comparable or better yields if you maintain diversity and patience.

The Farmer and the Algorithm

Who is Robert Malone • 11 implied HN points • 02 Mar 26
🌞 Climate & Environment Biodiversity
  1. AI is already changing farming by turning satellites, sensors, and models into practical tools that let farmers treat each part of a field differently and monitor crops and soil in real time.
  2. Regenerative agriculture focuses on rebuilding soil health, water retention, and biodiversity, and AI helps by managing local complexity, offering tailored advice and virtual simulations, and enabling cheaper continuous verification so farmers can get paid for real ecological outcomes.
  3. There are real risks — who owns and benefits from farm data, training bias toward wealthy farms, and high technology costs — so fair data governance, accessible financing, and smart policy are needed to prevent widening inequalities.

How can we rewild the Earth at scale?

The Novelleist • 912 implied HN points • 30 Jun 25
🌞 Climate & Environment Biodiversity
  1. Rewilding means restoring nature and biodiversity on a large scale. This can start at home, focusing on planting native species and fostering local wildlife.
  2. Humans can play a positive role in nature, rather than being a destructive force. By forming strong relationships with ecosystems and local communities, we can support a healthier planet.
  3. It's important to protect and empower Indigenous communities who have historically cared for the land. Their knowledge and connections can help in rewilding efforts, making conservation more effective.

The Whale Fall Edition

Why is this interesting? • 1870 implied HN points • 11 Feb 25
🔬 Science Biodiversity
  1. When a whale dies and sinks to the ocean floor, it becomes a feast for many sea creatures. This event leads to a chaotic but vital ecosystem around the whale carcass.
  2. After larger scavengers eat their fill, bacteria step in to break down the whale's body, turning it into nutrients for other life forms. This process creates a thriving community in a place that usually has little life.
  3. The cycle of life and death in the ocean shows that nothing goes to waste. Even in death, a whale can support new life for decades, reminding us that everything in nature is interconnected.

If it destroys life, it is progress?

storyvoyager • 4 implied HN points • 08 Mar 26
🌞 Climate & Environment Biodiversity
  1. Progress that destroys ecosystems and species is not real progress; true progress must protect life on Earth.
  2. Economic systems have turned nature and basic needs into commodities, concentrating wealth for a few while wrecking environments and livelihoods.
  3. Technological automation and today's economy make humans increasingly replaceable and consumable, leaving younger generations disillusioned about their value.

Children born in 2100 may never see animals such as penguins

Adetokunbo Sees • 104 implied HN points • 13 Dec 25
🌞 Climate & Environment Biodiversity
  1. If current trends continue, many iconic animals — like emperor penguins, African savannah elephants, and a large share of land species — could vanish from their native ranges by 2100, so children born then might never see them in the wild.
  2. The main drivers are climate change (shrinking sea ice and rising temperatures) together with massive habitat loss from deforestation and human pressures, plus threats like poaching that are already causing steep regional declines.
  3. Significant cuts in fossil fuel emissions and more sustainable land use could prevent many of these losses and reduce future sea level rise, but failing to act will make habitat loss and extinctions far more likely.

We could return three continents of land to the wild

The Novelleist • 434 implied HN points • 30 Jul 25
🌞 Climate & Environment Biodiversity
  1. We could bring back a lot of land to nature by changing how we farm. This could help wildlife thrive again and create better ecosystems.
  2. Human activity has caused massive biodiversity loss, but small changes in our diets and energy sources could fix a lot of this damage.
  3. Creating gardens for insects and supporting nature in our own spaces can make a big difference. It helps both wildlife and ourselves feel happier and healthier.

From Ice-Age Mammoths to Serengeti Wildebeest: The Cost of Human Intrusion

Adetokunbo Sees • 104 implied HN points • 06 Dec 25
🌞 Climate & Environment Biodiversity
  1. Human expansion and exploitation have repeatedly broken huge animal migrations and driven species to extinction.
  2. The Serengeti-Mara migration is now shrinking because of farming, fences, rising human populations, and luxury tourism, causing major habitat loss and steep wildlife declines.
  3. Protecting migrations will require concrete actions like limiting high-impact developments, banning fences and dams, and cracking down on poaching and the illegal wildlife trade.

The Price of Progress: How Economic Interests Are Destroying the Planet

Adetokunbo Sees • 312 implied HN points • 16 Aug 25
🌞 Climate & Environment Biodiversity
  1. Economic interests are leading to the destruction of important ecosystems like rainforests and wetlands. This is troubling because these places help clean our air and support many species.
  2. Many governments prioritize short-term profits over environmental protection, resulting in harmful projects that threaten biodiversity. This could lead to serious consequences for our planet's health.
  3. Robust environmental laws and smarter decisions are needed to protect these special areas. Without these, activities that harm the environment will continue to increase.

A self-governing forest

The Novelleist • 434 implied HN points • 23 Jun 25
🌞 Climate & Environment Biodiversity
  1. A group called Terra0 wants forests to be economically independent, meaning they can own land and profit from it just like people do. This could help protect forests from being cut down.
  2. Some places, like a river in New Zealand, have been given legal rights similar to people. Terra0's idea is to take this further by having forests that can manage themselves and make money.
  3. Their projects use technology and art, like NFTs, to create economic reasons to protect nature. By tying value to the environment, they hope people will take better care of it.

Whether the Storm

Field Guide to the Anthropocene • 393 implied HN points • 26 Jan 24
🌞 Climate & Environment Biodiversity
  1. In the Anthropocene era, humans must protect and restore the Earth given our excessive impact on its ecosystems.
  2. We need to become rational and compassionate managers of the planet to address climate change and ecological disruptions.
  3. Storms, while disruptive and dangerous, also serve as a reminder of our place in nature and the need to prepare for managing the impacts of extreme weather.

Over the Cliff

Field Guide to the Anthropocene • 373 implied HN points • 02 Feb 24
🌞 Climate & Environment Biodiversity
  1. Environmental consequences of another Trump administration could be dire due to dismantling regulations and environmental protections.
  2. The Project 2025 plan outlines radical changes including anti-science bias, climate denial, and drastic rollbacks on environmental regulations.
  3. The plan not only threatens environmental protection but also could have serious impacts on climate, air and water quality, wildlife, and even government structure.

PFAS Chemicals Threaten Everything

SHERO • 412 implied HN points • 18 Jan 24
🏥 Health & Wellness Biodiversity
  1. PFAS chemicals are being found everywhere and pose a threat to humans and the environment.
  2. Nanoplastics are present in bottled water and could have potential health impacts.
  3. The decline in North America's bird population is mainly due to human-made causes like habitat loss and climate change.

Endangered Promises

Field Guide to the Anthropocene • 393 implied HN points • 12 Jan 24
🌞 Climate & Environment Biodiversity
  1. The Endangered Species Act has had successes in saving various species from extinction over the years.
  2. There is a growing resistance against the Endangered Species Act, largely driven by political and industry interests.
  3. Challenges facing the ESA include legislative and judicial attacks, as well as the broader threat of climate change and biodiversity loss.

Shifting Habitats: the Great Animal Migration due to Climate Change

Adetokunbo Sees • 312 implied HN points • 19 Jul 25
🌞 Climate & Environment Biodiversity
  1. Many animals, like mosquitoes and fish, are moving north because of climate change. They're trying to find better places to live as their old homes become too warm.
  2. Birds and insects are arriving at their breeding spots earlier each year due to rising temperatures. This can lead to them missing food supplies when they need them most.
  3. To help migratory species survive, we need to lower greenhouse gas emissions and switch to renewable energy. Working together globally is important to tackle this problem.

A Right to Be in this World

Field Guide to the Anthropocene • 334 implied HN points • 19 Jan 24
🔬 Science Biodiversity
  1. All living things have a right to exist in this world according to the Endangered Species Act.
  2. Conservation efforts need more support to combat political and industry threats to environmental protections.
  3. Future of the ESA requires broader landscape-scale conservation, increased funding, and alignment with modern conservation strategies.

The Anthropocene: What's In A Name?

Surfing the Future • 139 implied HN points • 16 Apr 24
🌞 Climate & Environment Biodiversity
  1. Naming periods of significant change is crucial for understanding history and its impact on the present and future.
  2. The concept of Anthropocene, denoting the era where human activities have significant geological impacts, sparks debates among scientists about its start date and implications.
  3. Embracing new paradigms like sustainability and circularity is essential for addressing climate and biodiversity emergencies, even if the recognition like the Anthropocene remains a point of contention.

🐝⚛ Bees 1, Mark Zuckerberg's nuclear plans 0

Faster, Please! • 913 implied HN points • 04 Nov 24
🌞 Climate & Environment Biodiversity
  1. A rare bee species stopped Mark Zuckerberg's plan for a nuclear-powered AI data center. The discovery created many environmental and regulatory issues.
  2. This situation is similar to a past case where a tiny fish halted a big dam project. It shows the tension between environmental protections and large infrastructure plans.
  3. There's a growing discussion about the future of nuclear energy in the U.S. as we face challenges in expanding clean energy.

Rainshadows and other Ephemeralities

Street Smart Naturalist: Explorations of the Urban Kind • 499 implied HN points • 12 Oct 23
🌞 Climate & Environment Biodiversity
  1. Rainshadows, or ghost leaves, show us signs of plant life, reminding us of the interactions in nature. They are a fascinating way to notice how the environment communicates with us.
  2. Flight maps are shadows left by birds flying above, which can help us spot them better. They add excitement to our walks as we try to find the birds that made those marks.
  3. Crows exhibit interesting behaviors like mobbing to protect themselves from predators. Observing such actions gives us insight into how animals interact and learn from each other.