Later in summer, South Dakota usually does not get much rain, so the water in the lakes do not get 'stirred' or have fresh water added so that fresh oxygen does not get mixed into the water.
Then, the phosphorus in the sediments at the bottom of the lake are released, causing algae to grow. It is this algae growth that makes the lakes "turn green".
Because of diarrhea.
Lake Oahe, Lake Francis Case, and Lewis and Clark Lake are lakes in South Dakota.
Lake Ontario is the eastern most of the Great Lakes and Wyoming would be farther than South Dakota.
Eugene Stueven has written: 'Ecoregion targeting for impaired lakes in South Dakota' -- subject(s): Lake ecology, Water quality management '1995 South Dakota lakes assessment' -- subject(s): Eutrophication, Lakes
Natural resources of water in South Dakota include:ground water: most South Dakota drinking water systems depend on ground water for their source of drinking waterMissouri River and other South Dakota rivers and streamsPactola Reservoir and other South Dakota lakes and reservoirs
Lake Ontario is farther east and the distance to Wyoming would be greater from Wyoming then from South Dakota.
South Dakota has lakes, rivers, and forests. South Dakota does not have any oceans. South Dakota does not have any deserts, however, portions of South Dakota, especially the area of the Badlands, have a semi-arid climate, which means the area receives more rain than a desert climate area, but is still a dry, dusty, and hot area.
There are three lakes that form part of the northeatern boundary of South Dakota. They are Mud Lake, Lake Traverse, and Big Stone Lake.
Lake Sakakawea and Lake Oahe are the major lakes in North Dakota.
Major Lakes in South Dakota: Lake Oahe at 312,000 acres, on the Missouri River and it extends into North Dakota. Lake Francis Case, also on the Missouri River at 102,000 acres. Lake Sharpe at 56,884 acres. Major Rivers in South Dakota: The Missouri River is the largest river in South Dakota. Cheyenne River White River James River Moreau River Grande River Big Sioux River Mountains in South Dakota: The Black Hills with Harney Peak as the highest point in South Dakota.
Lake Sakakawea and Lake Oahe are the major lakes in North Dakota.
The official pledge of the South Dakota flag is "I pledge loyalty and support to the flag and state of South Dakota, land of sunshine, land of infinite variety." South Dakota contains the some of the westernmost reaches of the Eastern deciduous forests, some of the most fertile farmland in the United States, prairie grasslands, shrub-steppe, badlands, and the easternmost reaches of the Rocky Mountains (the Black Hills). It boasts some of the wettest areas of the United States with the eastern lakes and wetlands, and some of the driest with the Badlands. Temperatures vary from extremely hot in the summer to extremely cold in the winter.
Lake Oahe at 312,000 acres and it extends into North Dakota. Lake Francis Case, also on the Missourii River at 102,000 acres. Lake Sharpe at 56,884 acres.