Stories by Annie Sneed

Cod egg survival stays high with limited warming, but plummets when the temperature rises a few degrees Celsius in their current spawning grounds.

Rep. Kathy Castor, head of the revamped House climate committee, says the panel will be working on a policy road map for global warming

Motivated by events like Hurricane Harvey, researchers are trying to determine how climate change interacts with agriculture, energy, transportation and other human systems

Conventional lawns are not sustainable, and one expert says it’s time to consider alternatives 

The single organism that is the Utah aspen grove known as Pando is on the decline due to herbivores wiping out its youngest tree outgrowths

Wind farms can cause a cascade of ecological effects, but are still needed to provided cleaner energy supplies

Octopuses react to MDMA much like humans do. And not surprisingly, given their anatomy, the animals are excellent huggers. Annie Sneed reports.

The birds are arriving in the Arctic up to 13 days earlier than they used to. But at a cost: hunger. Annie Sneed reports. 

Whale ancestors probably never had teeth and baleen at the same time, and only developed baleen after trying toothlessness and sucking in prey.

Solar geoengineering would ease heat stress, but also block vital sunlight for plants

Chemicals designed to simulate honeybee alarm pheromones could deter elephants from farmers’ crops, easing conflicts with humans. Annie Sneed reports.

Shark researchers used a system for recognizing patterns in star field photographs to identify whale sharks, which have individual spot patterns.

The shift could change which prey animals hunt or make it harder to find food

Chemical odors trigger honeybees to remove their dead

A new study on the Northern Hemisphere’s mercury has troubling implications for wildlife and human health

The lower stratosphere’s ozone continues to decrease, despite the world’s success in phasing out ozone-depleting chemicals

Climate change’s negative effects on plants will likely outweigh any gains from elevated atmospheric carbon dioxide levels

Ecologists needed a way to more easily keep track of populations of amphibians, and green glow sticks lit the way.

A sharp kink in the jet stream is driving the storm's strong winds and precipitation

A new airplane design could save up to 66 percent in fuel and fly by 2035

Researchers have created tiny DNA-filled capsules that can track where and how water flows when ice thaws

A new study shows that even relatively small-scale climatic changes affect volcanic activity

A high-profile science panel finds several severe events in 2016 could not have naturally occurred

Storms with much greater rainfall are predicted to hit North America by century’s end