2. SUSTAINABLE
DEVELOPMENT
The sustainable development, which satisfies
the current needs of the society without
compromising the needs of next generations.
To sustain means: to maintain,
to endure,
to keep in existence.
Development is a step or stage or process of
improvement for advancement.
3. “Sustainable development refers to
a pattern of resource use that:
aims the fulfillment of human
needs,with the protection of
natural environment.So that
these needs can be met not only
in the present,but in the indefinite
future.”
4. The term sustainable
development was introduced
by,
“Brunottland”
Unsustainable situation occurs
when natural resources are
used faster then it can be
replenished.
5. Consumption
of renewable
resources
State of
Environment
Sustainability
1. More than the
natural ability to
replenish
Environmental
degradation
Not sustainable
2. Equal to
nature’s ability
to replenish
Environmental
equilibrium
Steady state
economy
3. Less then
nature’s ability to
replenish
Environmental
renewal
Environment
sustainable
7. 1.SOCIAL ASPECTS
Meeting survival needs: of food
shelter
water
clothing.
Individually we need: Respectable work
Good pay
Recreation
Peace
Freedom from harm
8. Universally we need:
• long and healthy life
• Good education
• Dissent leaving standard
• Political freedom
• Grantee of human rights
• Freedom from violence
9. 2.ENVIRONMENTAL
DISORDERS
Misuse of agricultural land
Combustion of fossil fuel
Use of plastic, polethin,
shopingmbags
Misuse of forests and farmlands
Water sanitation problems
Lake of management for
industrial wastes
10. Environmental
Sustainability
We have the brainpower for new techniques;
e.g.;
pollution controlled devices
Energy savers (tubes, bulbs)
Forest management
Biodegradable plastics
Renewable energy sources
Recycling
11. Low carbon economy
Biofuel
Preservation of agricultural land
Using solar energy
Regulate water flow(Industrial
wastes, sewerage water etc.)
Preserving natural bio diversity
Absorbing carbon dioxide