Category: Earth Science

Venture to Light Africa with Dirt Power

“For all the Pan-Africanism of the last four decades,” said Hugo Van Vuuren, “it is quite rare to have young students from South, East, and West Africa, in the same room without a soccer ball somehow involved.“x1 Van Vuuren was…

The Great Black Swamp

“Water! Water! Water!” wrote an early surveyor of northwestern Ohio, “tall timber! deep water! Not a blade of grass growing or a bird to be seen50.” The surveyor was traveling in the Great Black Swamp, a forty mile (64 km)…

The Ogallala Aquifer

Wind sweeps the North American High Plains, drying up the scant rain water30x31. But there is water enough for short grasses to flourish, and over the ages they have fed the hardy buffalo, whose massive herds “darkened the plains32“. “[The…