Less than 1 percent of Earth’s water is drinkable. Removing salt and other minerals from our biggest available source of water—seawater—may help satisfy a growing global population thirsty f... Read more
A Missouri University of Science and Technology professor has shown that improving wastewater treatment and saving energy are not only essential, but they’re also compatible. Dr. Jianmin Wan... Read more
This is part one of a two-part series on the limits of human economic growth on planet Earth. Part one details some of the environmental and natural resource challenges we’re up against. Par... Read more
Dams have been designed for river flows that will soon no longer apply, according to new research Over the past four years, John Matthews has been traveling the world to better understand fr... Read more
Nuclear desalination uses the excess heat from a nuclear power plant to evaporate sea water and to condense the pure water. Writing in the appropriately namedInternational Journal of Nuclear... Read more
The principle of harnessing osmosis has the potential to produce enormous amounts of energy anywhere that salt water and fresh water meet. We looked at some of the approaches to turning this... Read more
Image via Wikipedia A new approach to desalination being developed by researchers at MIT and in Korea could lead to small, portable desalination units that could be powered by solar cells or... Read more