Related topics: climate change

How roots grow hair

The roots of plants can do a lot of things: They grow in length to reach water, they can bend to circumvent stones, and they form fine root hairs enabling them to absorb more nutrients from the soil. A team of researchers ...

Arctic snow not darkening due to soot, dust, study finds

For millennia, Greenland's ice sheet reflected sunlight back into space, but satellite measurements in recent years suggest the bright surface is darkening, causing solar heat to be absorbed and surface melting to accelerate. ...

Ten ways climate change can make wildfires worse

Wildfires such as those raging across eastern Australia have become more common across the world in recent years. AFP talked to scientists about the ways in which climate change can make them worse.

Unprecedented levels of high-severity fire burn in Sierra Nevada

High-severity wildfire is increasing in Sierra Nevada and Southern Cascade forests and has been burning at unprecedented rates compared to the years before Euro-American settlement, according to a study from the Safford Lab ...

Largest recorded tundra fire yields scientific surprises

In 2007 the largest recorded tundra fire in the circumpolar arctic released approximately as much carbon into the atmosphere as the tundra has stored in the previous 50 years, say scientists in the July 28 issue of the journal ...

More than 2 million animals perish in Bolivia wildfires

More than two million wild animals, including jaguars, pumas and llamas, have perished in weeks of wildfires that devastated huge swaths of Bolivian forest and grassland, environmental experts said Wednesday.

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