dams and their impacts

1. Major activities in forests
Timber extract
Mining
Dams construction

2. Mining
• Surface mining: shallow mining
• Subsurface mining: deep mining
• This results in removal of vegetation and soil.
• Defacing the topography and destruction of the landscape
in the areas.
• Mussorie and Dehradun valley : large scale production,
mining of various minerals over the length of 40 kms.
• Mining in forest of Goa in 1961 has destroyed 50,000 ha of
forest land.
• Coal mining in jharia, Raniganj, singrauli area has caused
extensive deforestation in Jharkhand.
• Mining of magnesite and soap stone : destroyed 14 ha of
forest in slopes at khirakot, kosi valley and almora.
• Mining of radio active minerals in kerala, TN, karnataka:
threats to deforestation.

3. DAMS AnD THEIR
IMPACTS

4. • BIg DAMS AnD RIvER vAllEy
PRojECTS : REfERRED AS
“TEMPlES of MoDERn InDIA”.
• InDIA – 1550 lARgE DAMS, MAx.
IS In MAHARASTRA, gujARAT,
M.P.
• HIgHEST DAM: TEHRI DAM: RIvER
BHAgIRATHI In uTTRAkHAnD.
• lARgEST In CAPACITy: BHAkRA
DAM on RIvER SuTluj In H.P.

5. • The crusade against the ecological
damage and deforestation caused
due to tehri dam was led : Sh.
Sunder Lal bahuguna. Leader of
chipko movement.
• The cause of sadar sarovar dam
and related issues: the
environmenral activists medha
patkar, joined by Arundhati Roy
and baba amte.

6. Sardar Sarovar dam
• Situated on river
Narmada: spread in
three states: Gujarat,
M.P, Maharastra.
• Project is aimed for
Irrigation water,
drinking water and
electricity.
• 1,44,731 ha of land is
submerged by the
dam

7. • 56,547 ha is of forest land.
• A total of 573 villages are submerged by the
narmada dam
• Submergence area is very rich of wildlife: tigers,
panthers, black bucks, wolves, hyenas, jackals,
flying squirrels.
• These are listed under schedule: I & II protection act
1972.
• As per the estimate of institute of urban affairs, New
delhi, this projects will lead to displacement of more
than one million people.
• Uprooting of tribals and their forced shifting in far
flung areas may not easily adjusted.

8. • Displacement leads
– Culture heritage
– Rituals
– Festivals
– Songs
– Dances
– Myths, beliefs.
– It the duty of the project proponents and government
to pay max. attention for rehabilitation of the
displaced tribals.