Untitled Flashcards Set

Percentage of the world's water that is wasted

One-half to two-thirds of water is wasted.

Causes of water waste

Evaporation, leaks, and inefficient use.

Surface irrigation

An irrigation method that involves flooding or furrowing the soil to supply water.

Sprinkler irrigation

An irrigation method that uses a system of pumps and pipes to distribute water like rainfall.

Drip irrigation

An irrigation method that delivers water directly to the base of plants through a system of tubes and emitters.

Subsurface irrigation

An irrigation method that involves watering below the soil surface to reduce evaporation.

Ways to reduce water waste in homes

Use low-flow fixtures, fix leaks, and implement water meters.

Ways to reduce water waste in industry

Recycle water

optimize water usage in processes.

Gray water

Benefits of floods

Floods support biodiversity and enhance ecosystem functions.

Drawbacks of floods

Floods can cause destruction to humans and the environment.

Human activities that increase flooding risk

Deforestation, urbanization, and poor drainage systems.

Floodplain

Area flooded when a stream overflows its channel; fertile for agriculture.

Ways to reduce flooding risks

Install check valves, rely on wetlands, and reduce engineering solutions.

Sustainable water use practices

Reduce water use, cut water losses, and protect ecosystems.

How to reduce individual water use

Use water-saving devices, plant native vegetation, and fix plumbing leaks.