Organigrama arbol

Mere som dette

Human Impact on the environment

af Dustin Ferguson

geology

af Gila Alon

Factors that influance river energy

af hui sien

water scarcity

af nikhil ghag

Drought

Drought in Argentina

Argentina was in one of the main countries of the world soybean and corn producers

In 2017-18 the crops have withered and the ranchers are culling herds after an unusually dry growing season.

Consequences

In rivers the ecological effects of drought typically result in gradual adjustments of invertebrate community structure and functioning

Wetted channel margins,become dewatered and dry

What is?

Is a event of prolonged shortages in the water supply.A drought can last for months or years or 15 days and it can have a substantial impact on the ecosystem and agriculture of the affected region.

Causes

*They have extensive impact on humans beings,enviroment,water resources and agriculture

*Anthropogenic effects

*Climate variabilies