Environment
- Agriculture
New technologies might help keep drought-prone farms green
After learning how much damage drought can do to crops, two teens designed ways to detect a thirsty plant and make sure it gets enough water.
- Environment
Local glacier could be gone in a decade, young scientist finds
A teen calculated the volume of a glacier by drilling into it with jets of steam — then used that to estimate how long before all its ice will be gone.
- Chemistry
New recycling technologies could keep more plastic out of landfills
Recycling plastics is really hard — especially into useful materials. But new chemical tricks could make recycling easier.
- Climate
Surfing the winds would make future jet travel greener
Simple route changes could drastically cut fuel use and greenhouse-gas emissions, a new study finds.
- Environment
The world wastes roughly a sixth of the food produced each year
A new United Nations report shows where wastes can be reduced, which would decrease hunger and emissions of climate-warming greenhouse gases.
- Health & Medicine
Urban pollution can pose unseen risks to kids’ immunity and more
A trio of new studies links immune changes and high blood pressure to inhaling bad air.
- Plants
Urban gardens create a buffet for bees
City gardens provide a huge amount of nectar and pollen for pollinators, making them an essential conservation tool.
- Climate
Changing climate now threatens northern lakes year round
Lakes in northern climes are getting warmer, and that’s not good for people, plants or animals.
- Tech
5G promises new energy savings for digital tech
A new way to transmit wireless communications promises time and energy savings by using networks of smaller cells.
- Tech
Greening your digital life
The less electricity you use while playing video games or using your devices, the less impact you’ll have on climate change.
- Environment
COVID-19 cut pollution in 2020, warming the atmosphere
Pandemic-related lockdowns briefly warmed the planet. The reason: The cleaner air carried fewer planet-cooling aerosols.
- Climate
Scientists Say: Weather
The state of the atmosphere in a specific place and time is weather. Over a long time, the weather conditions in an area will reveal its climate.
