Nature and EnvironmentQuote of the week 09/01/2017September 1, 2017"Our lovely blue planet, the Earth, is the only home we know. Venus is too hot. Mars is too cold. But the Earth is just right, a heaven for humans." Carl Sagan, astronomer, astrophysicist and cosmologist. Copy linkImage: picture-alliance/blickwinkel/A. JagelAdvertisement
