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Environmental News Network -- Know Your Environment
Droughts can grip the vast Sahel region of Africa for decades, dramatically altering the border where forest and savannahs give way to the Sahara Desert. Predicting those droughts is vital, but hard.
On Nov. 29 Tropical Cyclone Dahlia became the first tropical cyclone of the 2017-2018 Southwest Indian Ocean season. The Global Precipitation Measurement Mission or GPM core satellite provided forecasters with a look inside the clouds and into the rate rain was falling. Heavy rainfall has created the potential for landslides and NASA analyzed areas that may be subject.
An estimated 13,000 historic sites could be lost or damaged in the southeastern United States with just 3 feet of sea level rise, according to a new study by a team of archaeologists published in the journal PLOS One. More than 32,000 sites would be at risk if sea levels rise 15 feet.
When NASA's Aqua satellite passed over Tropical Storm Ockhi, it measured cloud top temperatures that showed strongest storms were off the coast of southwestern India. Infrared data showed Ockhi intensifing into a typhoon.
Worldwide, the United States is one of the biggest greenhouse gas emitters. The Obama administration began efforts to drop those numbers by increasing vehicle fuel economy standards in 2011 and with its Clean Power Plan proposals in 2015.
New research published by a team of scientists from the USDA Forest Service and Purdue University suggests that tiny soil fungi that help and are helped by trees may influence a forest’s vulnerability to invasion by non-native plants.
