Earth
- Agriculture
Groundwater pumping is draining rivers and streams worldwide
Excessive groundwater use could push more than half of the regions that depend on water pumped up from underground aquifers past an environmental tipping point by 2050. That could threaten aquatic ecosystems around the world.
- Earth
Earthworms lose weight in soils polluted with microplastics
Bits of plastic pollution in the ground caused earthworms to lose weight. That could hurt the worms’ ability to make soil healthy, and may explain why plants were stunted.
- Earth
Air pollution intensifies a teen’s feeling of stress
Living where the air is dirty may make tough situations even more stressful — especially for teens suffering from anxiety or depression.
- Chemistry
Cool Job: One green chemist is mining zoo dung for biological helpers
Her goal is to convert farm-field wastes into useful fuels and chemicals
- Earth
Cool Job: This ecologist is studying an ocean of changes
A young marine ecologist is studying how warming is changing the oceans and what people can do to minimize the harm.
- Chemistry
2019 Nobel Prize in chemistry goes for pioneering lithium-ion batteries
Today’s lithium-ion batteries power everything from smartphones to computers. Three scientists who pioneered those batteries just got the 2019 Nobel Prize in chemistry.
- Climate
Report sums up climate’s already dramatic impact on oceans and ice
Melting glaciers, stronger storms and acidifying oceans are signs of climate change today, a new IPCC report says. Putting a brake on greenhouse emissions could limit how dire things get.
- Climate
At the United Nations, youth leaders call for true climate action
Hundreds of young climate leaders gathered on September 21 for the first-ever United Nations Youth Climate Summit.
- Climate
Climate misinformation may be thriving on YouTube
An analysis of 200 climate-related videos on YouTube shows that a majority challenge widely the accepted science about climate change and climate engineering.
- Climate
Catch up with Climate Change Chronicles
Science News for Students spent a year documenting climate change around the globe. Here’s a roundup of the main stories from the series.
- Climate
Record heat is burning the Arctic and melting Greenland’s ice
High temperatures are melting Greenland’s ice. They’re also fueling Arctic wildfires that are pumping record amounts of carbon dioxide into the air.
- Climate
Today’s global warming is unlike the last 2,000 years of climate shifts
Temperatures at the end of the 20th century were hotter almost everywhere on the planet than in the previous two millennia. And it’s only gotten hotter.
