Sentences with phrase «entire lake ecosystem»

But Ethiopia has started to construct a dam — the Gibe 3 along the Omo River — that would change the entire lake ecosystem.

Not exact matches

Topsoil and natural vegetation would ordinarily filter many of these pollutants out, but the impermeable pavement that covers much of the surface where these pollutants originate carries it right into storm drains and into streams, rivers, lakes and the ocean where it can poison marine life — which we might eat — as well as entire riparian or coastal ecosystems.

The voracious bottom - feeders can strip entire river ecosystems of zooplankton, the basic food of native fish species — and now they seem poised to breach the Great Lakes ecosystem.

The Earth's surface is an interlocking mosaic of living ecosystems — of swamps and forests and rivers and lakes and oceans that filter our water, clean our air, and support our entire civilization.

Canada is home to over 1 million lakes and one of the largest freshwater supplies in the entire world, but scientists are discovering that these vast freshwater resources, and the ecosystems they support, are increasingly at risk due to the effects of climate change.

Depending upon the purpose of analysis, a single lake, a watershed, or an entire region could be considered an ecosystem.