Aare River, also spelled Aar, tributary of the Rhine and the longest stream (183 miles [295 km]) entirely within Switzerland; it drains an area of 6,865 square miles (17,779 square km).
The Colorado is the largest river lying entirely within Texas; it drains an area of about 39,900 square miles (103,350 square km) and receives several forks of the Concho River, the Pecan Bayou, and the San Saba, Llano, and Pedernales rivers.
India's minister of water resources, Harish Rawat, has promised that the government will have a blueprint for a river cleanup program and to map out construction of sewage interception drains within two months.
After that, we made sure that all its blood was drained within seventy-two hours.
But scientists say those below the North China Plain may be drained within 30 years.
Philae's batteries drained within a couple of days and, after briefly waking up again a couple of times as the comet approached the sun, it was never heard from again.
The result is that the account may have to be drained within five years.
Three major rivers such as Tambraparani, Vaiparand and Karamanaiyar are draining within the study area.
The areas drained within Baja California and Sonora are very small and do not contribute measurable runoff.
