The Confederated Tribes of the Umatilla Indian Reservation (CTUIR) is a union of three tribes: Cayuse, Umatilla and Walla ...

The crescent-shaped archipelago of sand dunes, beaches and rugged cliffs in the Gulf of St. Lawrence is unspoiled and foreign ...

Hydrilla verticillata, known simply as hydrilla, is native to India. It was introduced in the United States in the 1950s as an aquarium plant but, since then, it has escaped into the local waterways ...