Solar energy — saving for Africa Facts Fig. Photovoltaic solar cells, which operates the system of drip irrigation. Kalale, Benin. Robert Freling, executive director of the solar electricity…

U.S. threatens rising sea levels Danger Zone The lives of 5 million Americans are living at a height of a few meters above sea level, is really threatened…

Floating city will save the planet save the planet Chinese designer-architect Wei Zhao proposed his own version of clean high-rise building, exhibited at the skyscrapers eVolo-2012. According to…

Japan again threatens tsunami Natural disasters March 13, 2012 on the north-eastern coast of Japan, an earthquake measuring 6.8. Since strong aftershocks continued, the National Weather Service warned…