A new study conducted at the University of Michigan reveals a previously unrecognized threat to monarch butterflies: Mounting levels of atmospheric carbon dioxide reduce the medicinal properties of milkweed plants that protect the iconic insects from disease.
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Sea Level Rise Could Double Erosion Rates of Southern California Coastal Cliffs
Coastal cliffs from Santa Barbara to San Diego might crumble at more than twice the historical rate by the year 2100 as sea levels rise.
NASA Sees a Well-Organized Typhoon Maria
Maria appeared as a well-organized storm on infrared NASA satellite imagery on July 9. Maria has fluctuated between typhoon and super typhoon strength and was a typhoon when NASA's Aqua satellite passed overhead.
Post-Harvey Report Provides Inundation Maps and Flood Details on “Largest Rainfall Event Recorded in US History”
Nineteen inundation maps and detailed flood information from Hurricane Harvey are now available from the U.S. Geological Survey, in cooperation with the Federal Emergency Management Agency
Study Reveals What Natural Greenhouse Emissions from Wetlands and Permafrosts Mean for Paris Agreement Targets
Global fossil fuel emissions would have to be reduced by as much as 20% more than previous estimates to achieve the Paris Agreement targets, because of natural greenhouse gas emissions from wetlands and permafrost, new research has found.
Where River Meets Ocean
They exist all over the world, are among the most productive ecosystems on Earth and are home to a diverse array of wildlife. They also are essential to the global economy. They are estuaries — coastal embayments where fresh river water and salty ocean water meet.