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Pike Place Market, Seattle.
A new study shows that sustainable fish farming in deep ocean waters could produce as much seafood as all of the world's wild fisheries, in a space the size of Lake Michigan or Africa's Lake Victoria.
Why do we think of a firefighter as a man and a nurse as a woman and not the other way around?
Why do we consider some occupations 'male' and other 'female'? New research sheds some light on how giving jobs genders hurts everyone, men included.
Single people are often thought of as insecure, self-centered and sad. But one social scientist spent the past 20 years studying them – and found that they're a boon to communities across the country.
Wind turbines require massive structures that are polluting to produce and can harm ecosystems, but these impacts compare favorably with those of fossil alternatives.
No energy source is perfect, but solar and wind have a much lower health and environmental footprint than fossil fuels, a study finds. Biopower, though, is a mixed bag.
Bald eagles are the best-known example of a successful recovery under the Endangered Species Act.
Critics say the Endangered Species Act does not work because only about 1 percent of protected species have officially "recovered." Two biologists explain why recovery is so hard to define.
State conservation officials from Florida and Georgia work in 2014 to remove a heavy length of fishing rope from a right whale’s mouth.
FL Fish and Wildlife Conservation Commission/Flickr
A new US seafood import rule requires supplier countries to control accidental bycatch of whales, seals and other marine mammals – showing that global trade and conservation can reinforce each other.
EPA personnel collect water samples along the Louisiana coast after the 2010 Deepwater Horizon oil spill.
Eric Vance, US EPA/Flickr
President-elect Donald Trump has pledged to decimate the Environmental Protection Agency. But a political scientist predicts that while EPA will face budget cuts, the agency isn't going anywhere.
Why aren’t there as many female tenured professors?
Many research universities have adopted 'family-friendly' tenure rules to help women balance family and career. However, men, not women, seem to benefit from having the extra time.
Fields showing little signs of plant emergence at a late stage of the season, indicating a near total crop loss in Zimbabwe.
Satellite rainfall data can be used to predict harsh climate events – and to identify food-insecure populations before disaster strikes.
Nice to see you: parrotfishes prey on seaweed, which consume seaweeds that can outcompete, smother or even poison corals.
A combination of factors – pollution, disease and overfishing – is harming corals but scientists have found clues to effective treatment by studying corals' microbiome.
Soy fields in Brazilian Amazon rainforest.
As Brazil struggles through a political and economic crisis, its soybean farmers are thriving. Their growing clout could trigger new deforestation and undercut the nation's climate change pledges.
Des résidents de Porter Ranch brandissent des pancartes demandant l’arrêt de la fuite, le 9 janvier 2015.
La grave fuite de méthane survenue en Californie interroge sur les limites de la transition énergétique engagée par le gouvernement Obama.
Job done: COP21 president Laurent Fabius.
At the Paris climate talks, the world has signed up to the first truly global treaty to tackle global warming. Our experts react.
Mary Robinson, championne de la justice climatique.
L’envoyée spéciale pour le changement climatique de l’ONU et ancienne présidente de l’Irlande répond aux questions de six experts de The Conversation sur les négociations en cours à la COP21.
Robinson: ‘Climate change is a threat multiplier.’
UN special envoy and former Irish president Mary Robinson talks to leading experts about the 2015 Paris climate negotiations.
How will climate change affect our conception chances?
Fetus ultrasound via www.shutterstock.com
A world of warmer weather may be bad news for reproductive health and birth rates.
Women who live in countries with more generous childcare policies are more likely to start growth-oriented businesses.
Women in countries with better access to policies like paid leave and subsidized child care are more likely to start a business oriented toward growth and job creation.
Justin Trudeau displaced Stephen Harper, an avowed friend of the fossil fuel industry, as Canada’s prime minister.
Two politicians known to oppose action on climate change – Canada's Stephen Harper and Australia's Tony Abbott – have been displaced. What does this say about climate as a voter issue?
El Niño constitue la fluctuation la plus importante du système climatique, perturbant la circulation de l’atmosphère à l’échelle globale.