September 5, 2018

Solar PV Cell Cost Has Decreased an Incredible 99% Since 1977

In June 1979 President Jimmy Carter made a huge investment by installing 32 solar panels on the White House roof. At the time, the price of photovoltaic cells hovered close to $40/watt. Seven years later Regan took the panels off again, and when President Obama put the White House back on the solar track just a few months ago, the price of solar PV cells had dropped to $0.74/watt.

Read more

March 28, 2018

Stuttgart: combating the heat island effect and poor air quality with green ventilation corridors

Stuttgart’s location in a valley basin, its mild climate, low wind speeds, industrial activity and high volume of traffic has made it susceptible to poor air quality. Development on the valley slopes has prevented air from moving through the city, which worsens the air quality and contributes to the urban heat island effect.

Read more

October 12, 2017

96% of litter found in Mediterranean Sea is plastic

A Greenpeace Spain report launched on World Oceans Day which puts numbers to the enormous problem of plastic pollution in the Mediterranean Sea coincides with the Greenpeace ship, Rainbow Warrior, setting sail in the region to examine solutions to the problem. [1] The tour, starting along the Spanish coast, will continue into Italy, Croatia and Greece. A final leg will take the ship into the Bulgarian coast of the Black Sea, a basin also impacted by plastic pollution.

Read more