Related topics: plants · climate change · nitrogen · atmosphere · carbon

How to help beneficial insects survive winter

While a decrease in insects as the weather cools is a plus to many people, Texans should keep in mind that beneficial insects in gardens and yards could use a little help.

Temperatures are rising, but soil is getting wetter—why?

Soil moisture can determine how quickly a wildfire spreads, how fast a hill turns into a mudslide, and perhaps most importantly, how productive our food systems are. As temperatures rise due to human-caused climate change, ...

Scientists help recover gases from moon rock time capsule

Scientists from Washington University in St. Louis are helping to recover gases from a container of lunar soil that astronauts collected and sealed under vacuum on the surface of the moon in 1972. The effort is part of NASA's ...

Polluted land can be planted with flowers and tobacco

Zinnia (popular ornamental flowers) and tobacco adapt to copper in the soil. They accumulate heavy metal in the roots and limit the transport of copper to the aerial parts of the plant: stem, leaves, and beyond. At the same ...

Search for clues may explain collapse of ancient city in Mexico

Built more than a thousand years before the Aztec arrived in central Mexico, Teotihuacan was once one of the largest cities in the world. Its stone temples, comparable in size to Egypt's pyramids, still draw fascinated visitors, ...

page 17 from 40