ecology ecosystem functions

ECOLOGY, ECOSYSTEM FUNCTIONS, CLIMATE CHANGE AND CARBON

SEQUESTRATION

National Conference on Conservation of Eastern GhatsOrganized by S. V. University, Tirupathi & Greens Alliance for Conservation of Eastern Ghats4th to 5th December 2014, Tirupathi

DR. N. SAI BHASKAR REDDY, GEO

All for One - One for All

One cannot live for oneself One can only live for others

1900 21002003 2050

The State of the Planet

Consequences: Four Earths needed in 2100

Variation of the temperature on Earth

Precipitation trends (1900 to 2000)

Source : IPCC/SRESA2

5 degrees = What separates us from the last glacial era (-15 000 BC)

Models’ forecasts : +1,4 to +5,8 degrees by 2100.

TEMPERATURE PRECIPITATIONS

Less visual but with major impact

> Temperature increase> Sea level rise> More rain

Agriculture and food securityCrop yields, irrigation demands...

ForestComposition, health and productivity...

Water resourcesWater supply, water quality...

Coastal areasErosion, inundation, cost of prevention...

Species and natural areasBiodiversity, modification of ecosystems...

Human healthInfectious diseases, human settlements...

Consequences of climate change:

Per-capita Carbon –dioxide emission (Metric Tons)

Country in metric tons

USA 20.01

Europe 9.40

Japan 9.87

China 3.60

Russia 11.71

India 1.02

World average 4.25

Dr. N. Sai Bhaskar Reddysaibhaskarnakka@gmail.comGEO http://e-geo.orgJoin group: http://www.facebook.com/groups/geospirit/