Scientists map huge undersea fresh-water aquifer off U.S. Northeast

In a new survey of the sub-seafloor off the U.S. Northeast coast, scientists have made a surprising discovery: a gigantic aquifer of relatively fresh water trapped in porous sediments lying below the salty ocean. It appears to be the largest such formation yet found in the world.

These sled dogs aren’t walking on water, but something fishy is going on

Each year in June, just before all the sea ice has melted, climate scientists at the Danish Meteorological Institute head out by dog sled onto the Greenland sea ice to collect their instruments. Typically the dogs walk on ice for this task, but because of warming temperatures, this year the dogs were splashing in ankle-deep water.

Renewable Energy Capacity Now Exceeds Coal in U.S.

Renewable energy now generates more electricity in the United States than coal. Solar, wind, hydropower, biomass, and geothermal totaled 21.56 percent of U.S. generating capacity, according to a report from the Federal Energy Regulatory Commission (FERC).