Christopher JoyceChristopher Joyce is a correspondent on the science desk at NPR. His stories can be heard on all of NPR's news programs, including NPR's Morning Edition, All Things Considered, and Weekend Edition.
As the climate warms, drought is killing large numbers of trees in California. Scientists are looking to the past to try to understand how the ecosystems of today may be changing.
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Mario Ramos (left) and wife Tally adjust their umbrellas in Laguna Beach, Calif. The state was among a number of places this summer that experienced their highest temperatures on record.
Jae C. Hong/AP
Waste engineer Jenna Jambeck of the University of Georgia surveys plastic waste in a southeast Asian village, where it will be recycled to make raw material for more plastic products. Jambeck advises Asian governments on how to keep plastic trash out of waterways.
Courtesy of Amy Brooks
Karin Bruwelheide handles an amputates limb that dates back to the Civil War. The bones were discovered by scientists at Manassas National Battlefield Park in Virginia. Scientists at the Smithsonian Institution's National Museum of Natural History have been analyzing the bones to learn more about them and who they may have belonged to.
The Gravity Recovery and Climate Experiment Follow-On (GRACE-FO) mission, shown in an artist's rendering, will measure tiny fluctuations in Earth's gravitational field to show how water moves around the planet.
An infrared satellite image shows Hurricane Harvey just prior to making landfall on Aug. 25, 2017. Warm water in the Gulf of Mexico fed heavy rains, according to new research.
An illustration from 1870 shows Prehistoric men using wooden clubs and stone axe to fend off an attacks by a large cave bear. The cave bear (Ursus spelaeus) was a species of bear that lived in Europe during the Pleistocene and became extinct at the beginning of the Last Glacial Maximum, about 27,500 years ago. Mammoths can be seen in the background.
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