NASA’s Terra satellite acquired natural-color images of northeastern China on January 3 and January 14, highlighting a drastic shift in air quality for the region.

According to the images, the opaque, gray areas are clouds or fog, which are saturated with a gray or yellow tint as a result from the air pollution. (more…)

The 2012 edition of WWF’s Living Planet Report warns that our way of life is way beyond the Earth’s capability to restore itself, that is, it is unsustainable. It says in order to have a future, we need to reduce waste, introduce smarter water management techniques and adopt renewable energy such solar and wind power. (more…)

There are so many easy reasons to be a pessimist today: the world financial crisis, the discord and dysfunction in Washington, and the almost certain doom that many scientists claim we are facing from global warming. With the first high profile cleantech company failures, the euphoria of the cleantech bubble has burst (more…)

More than $88 billion will be invested in desalination technologies worldwide from 2010 to 2016 as regions face dwindling supplies of freshwater and steep population growth, according to a new report. Declining costs associated with several key desalination technologies — including reverse osmosis — will make saltwater- (more…)