As they span significant areas of Asia, Europe and the Americas, karst landscapes cover some 15 percent of the Earth’s land mass. Scientists estimate that these areas of porous bedrock are home to as ...
LANSING — Industrial chemicals known as PFAS have been linked to serious health risks. But nobody agrees on how much is unsafe. The federal government has yet to develop a nationwide standard for PFAS ...
Brine is generally defined as water with a salt concentration higher than 50 parts per thousand, though some brines can be several times saltier Average salinity of the world’s oceans is roughly 35 ...
Half of residents in Zimbabwe’s capital are without municipal drinking water as drought and inadequate infrastructure parch the city of some 4.5 million people. Two of Harare’s four main reservoirs ...
Six months ago Cape Town was a city on edge. The mayor had declared that Day Zero, when officials would shut off water to most homes and businesses in order to preserve fast-shrinking reservoirs, was ...
This story was co-published with the Charleston Gazette-Mail. West Virginia’s industrial might has faded, but as 2020 approaches, the state has two resources that could be crucial to President Donald ...