'Sensing system' spots struggling ecosystems

A new "resilience sensing system" can identify ecosystems that are in danger of collapse, research shows. The system uses satellites to spot areas of concern—including those at risk of "tipping points"—and can also measure ...

Carbon capture potential of agroforestry and trees on farms

Increased use of trees in agriculture can pave the way toward a transformation of the global food system, according to a new study released in May. Scientists have found that even small incremental increases in global tree ...

Light pollution increasing year-round for some migrating birds

Nighttime light pollution levels are increasing the most in the southeastern United States, Mexico, and Central America—findings based on year-round data collected over the last two decades in the Western Hemisphere. This ...

Guatemala Volcano of Fire eruption prompts evacuations

About 500 residents evacuated voluntarily from the slopes of Guatemala's Volcano of Fire Tuesday as red-hot rock and ash flowed down the slopes toward an area devastated by a deadly 2018 eruption.

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