HUMAN-ENVIRONMENT INTERACTION

Thursday, September 12, 13

SUSTAINABLE DEVELOPMENT

• Development that meets the needs of the present without compromising the ability of future generations to meet their own needs.

• Concept mainly concerned with how future is affected.

Thursday, September 12, 13

MELTING HIMALAYAN GLACIER

Thursday, September 12, 13

PROGRESSION

Thursday, September 12, 13

“IN THE FUTURE, WORLD WARS WILL BE FOUGHT

OVER WATER”

Thursday, September 12, 13

FRESH WATER AROUND THE WORLD

Thursday, September 12, 13

CERTAIN CLIMATE ZONES CREATE A NATURAL SCARCITY OF WATER

Thursday, September 12, 13

HOW HAVE HUMANS ADAPTED?

Percentage of population without reasonable access to drinking water

Thursday, September 12, 13

DESALINATION

• The removal of salt and other minerals from seawater to make it safe to drink.

Thursday, September 12, 13

DESALINATION CAPACITY THROUGHOUT THE WORLD

Thursday, September 12, 13

AGRICULTURE• Certain vegetation zones are not conducive to farming or

crop production.

Thursday, September 12, 13

FARMING THE DESERT

Thursday, September 12, 13

TECHNIQUES

• Use of Fertilizer

• Drip Irrigation: Irrigation system that is more water efficient by dripping water directly on the root zone of the plant

Thursday, September 12, 13

RECLAIMING LAND

• Polder- An area of low-lying land that’s been reclaimed from a body of water and is protected by dikes.

• Found in the Netherlands

Thursday, September 12, 13

DRIP IRRIGATION

Thursday, September 12, 13

Thursday, September 12, 13