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Q&A

A lifetime of love for the charismatic narwhal

An independent scientist working with the Inuit has unraveled many mysteries of the one-tusked ‘unicorn of the sea’

Time for half-year resolutions?

If your good intentions from a few months ago haven’t led to much, take note. A psychologist tells us what we can learn from studies on willpower.

In defense of wild meat’s place at the table

Sustainable and safe consumption of wildlife is possible, and important for those who depend on it, says a conservation researcher

How to control chronic wasting disease

A prion sickness similar to mad cow is spreading rapidly through North America’s deer and elk populations. A veterinary microbiologist discusses the options for keeping it in check.

Inching toward a global treaty on plastic pollution

Delegates from 175 nations are working on an international agreement that would tackle the vast amounts of plastic waste in the environment. A marine scientist specializing in plastic pollution discusses the problem and her hopes for the proceedings.

How to overcome political polarization on climate change

Conversations — in real life — can help bridge the partisan divide, but the trick is to have some structure to the discussion, says a human ecologist

Indigenous languages are founts of environmental knowledge

Peoples who live close to nature have a rich lore of plants, animals and landscapes embedded in their mother tongues — which may hold vital clues to protecting biodiversity

How shade coffee lends conservation a hand

When managed in the right way, the farms that provide our morning brew can be a refuge for plant and animal biodiversity

The growing link between microbes, mood and mental health

New research suggests that to maintain a healthy brain, we should tend our gut microbiome. The best way to do that right now is not through pills and supplements, but better food.

The race to understand polar ice sheets

As glacial cliffs break off and destabilize frozen landscapes, glaciologist Richard Alley focuses on the fractures. The work could improve predictions about future sea-level rise.

Does it work to pay people not to cut the forest?

Evidence that the approach helps to save trees, preserve ecosystems and reduce carbon emissions is often hard to come by. But it can succeed if it’s done right, says an economist.

To help birds and insects, cultivate native gardens

Entomologist Doug Tallamy explains how filling our yards with local plants can provide our feathered friends with a caterpillar buffet

Can probiotics protect corals from problems like bleaching?

Lab experiments suggest that a dose of carefully selected microbes may boost the health of these reef-building creatures and their symbiotic algae

Natural pest control: Plants enlist their enemies’ enemies

These stealthy survival tactics could teach us how to curb the widespread use of chemical pesticides in agriculture. But first, researchers must learn how seemingly helpless flora deploy this masterful strategy.

Is this ‘age of the delta’ coming to an end?

The wet landmasses, though inherently impermanent, have been essential to both people and wildlife for thousands of years. But recent shifts have brought on some rapid losses that worry scientists.

Like hungry locusts, humans can easily be tricked into overeating

Our bodies crave more food if we haven’t had enough protein, and this can lead to a vicious cycle — especially if we’re reaching for ultraprocessed instead of high-fiber whole foods

Not enough fish in the sea

The scientist who found a way to tally up global catches is an ocean advocate and a vocal critic of industrial fisheries. Now we have a treaty for the high seas — but does it go far enough?

Controlled burns won’t save all of California from wildfire

There are two types of wildfire in the state, and they’re on the rise for different reasons. Each needs a distinct management approach, a researcher says.

AI for better crops

The technology could transform how growers protect their harvests, by detecting plant diseases very early on. But the challenge is to develop tools that are as affordable as they are effective.

Mistletoes in a warming world

Can the famous parasitic plants help animals to survive climate change, or will they be killed off by extreme weather?

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