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Earth science News

NASA can look at the factors leading to start and spread of fires

NASA researchers recently developed a model that analyzes various weather factors that lead to the formation and spread of fires. It is called the Global Fire Weather Database (GFWED).

Trump just signed a law that maps out NASA's long-term future

For the first time in nearly seven years, the U.S. government has passed a new long-term vision for NASA's future. President Trump has signed the NASA Transition Authorization Act of 2017.

Earth's magnetic field could flip within a human lifetime

Berkeley - Could the world turn upside down — magnetically speaking that is? The answer is yes according to a new joint study by researchers from Europe and America — and a flip of Earth’s magnetic field could occur within our lifetimes.

Siberian cave study warns of permafrost thaw tipping point

Evidence assembled from stalactite and stalagmite formations in frozen caves in Siberia by a team of international scientists led by Oxford University gives some clues as to what might happen if global temperatures continue to rise.
 

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A cutaway model of the radiation belts with the 2 RBSP satellites flying through them. The radiation...
A cutaway model of the radiation belts with the 2 RBSP satellites flying through them. The radiation belts are two donut-shaped regions encircling Earth, where high-energy particles, mostly electrons and ions, are trapped by Earth’s magnetic field. The inner belt extends from about 1,000 to 8,000 miles above Earth’s equator. The outer belt extends from about 12,000 to 25,000 miles.
NASA

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