United States Geological Survey

Acid soils in Slovakia tell somber tale

Increasing levels of nitrogen deposition associated with industry and agriculture can drive soils toward a toxic level of acidification, reducing plant growth and polluting surface waters, according to a new study published ...

Nov 17, 2008
3 / 5 (4) 0

More frequent drought likely in eastern Africa

The increased frequency of drought observed in eastern Africa over the last 20 years is likely to continue as long as global temperatures continue to rise, according to new research published in Climate Dy ...

Jan 28, 2011
2 / 5 (6) 1 | with audio podcast

Front-row seats to climate change

By day, insects provide the white noise of the South, but the night belongs to the amphibians. In a typical year, the Southern air hangs heavy from the humidity and the sounds of wildlife.

May 17, 2013
5 / 5 (2) 0 | with audio podcast