Down to Earth
The biodiversity crisis, explained

Half of all coral reefs have vanished. Can we save the rest?


The world is crafting a plan to save nature. Will Indigenous people get a say?


The air around us is vibrating with sonic lessons, says an award-winning biologist. All we have to do is listen.


Check out these animals that have colonized the 1915 wreck.


Mining lithium for batteries threatens some flamingos in Chile, a new study suggests.


A world without bugs is a world we don’t want to live in.


Many scientists worry that flashy efforts to clean plastic from the ocean do more harm than good.


Global warming is taking a bigger toll on wildlife than we previously thought, a new IPCC report shows.


Elephant seals will help scientists monitor secretive marine mammals in the deep ocean.


The scourge of plant poaching is hurting the planet.

America’s insatiable appetite for guacamole is threatening Mexican forests.


Many people love wolves. How did saving them become so controversial?

Florida’s beloved “sea cows” shouldn’t have to eat lettuce. Yet here we are.

Cats, dogs, and ferrets have been infected by the coronavirus. But outbreaks in deer are different.


Wingspan is ultimately about biodiversity, but I can’t help but see it fitting into a broader cultural reckoning.


What do ancient fossils tell us about life on a hotter planet?


Coffee, wine, and wheat varieties are among the foods we could lose forever.


Will the king baboon spider help solve the mysteries of chronic pain?

Brainworms and ticks are decimating an animal sacred to the region’s original inhabitants.


Birds are way better than people at finding their way. Here’s one reason why.

Axolotls are among the most widespread amphibians on Earth. In the wild, they’re almost extinct.


Here’s where nature is, in fact, healing.


Many plants need to migrate to survive climate change, but they’re losing their animal rides.


Nature conservation needs a transformation, according to a new book by environmental scientist Jessica Hernandez.

Inside the 1,800-mile rescue operation helping the world’s most endangered turtle.


E.O. Wilson, who was considered a modern-day Darwin, wanted you to go out and look for new species.

Each of them teaches a lesson for us to carry into 2022.

My trees need me and, in truth, I need them.

Could this be the decade we stop cutting down forests?

The decline of monarchs that overwinter in Mexico starts thousands of miles away — in US farmland.

Saving animals from extinction is a creative process, according to Endangered Wolf Center’s Regina Mossotti.

A tiny porpoise called the vaquita has polarized a Mexican fishing town. The species is fighting for its life.

Climate change is forcing some animals to move. Don’t call them “invasives.”


Meet the fast-growing global community that identifies fungi and plants and helps assess poison risk.


$350 million of Biden’s infrastructure package isn’t for people. It’s for wildlife that needs help crossing the road.

Farmers in the Bean Belt perilously depend on just two species. New breeding — and traditional growing practices — could fix that.

A trove of fossils in the Atacama Desert may hold lessons about the plight of modern whales.


The ultrarich want to change the paradigm of conservation. It won’t be easy.


The president’s Build Back Better proposal could be a game changer for US forests.


Elephants and other species are quickly adapting to human threats. Will that help them survive?