Every Year
June 5th is observed as WORLD ENVIRONMENT DAY. On this occasion today
let’s get to know few points concerning Environmental issues.
· The term “”Bio diversity”” refers to
the totality of genes, species and ecosystem of a region. It is an abbreviation
of Biological diversity.
· Biological diversity includes three
major hierarchical levels, such as species diversity, genetic diversity and
community and ecosystem diversity. These levels of biodiversity are
interrelated.
· Diversity at the levels of community
and ecosystem has three perspectives- alpha, beta and gamma diversity.
· The concept of Biosphere Reserve was
launched in 1975 as a part of UNESCO’S Man and Biosphere Programme, dealing
with the conservation of ecosystems and the genetic resources contained therein.
· Conservation, development, scientific
research, monitoring and Education are chief functions of Biosphere Reserves.
· JIM CORBETT NATIONAL PARK was the
first National Park established in India.
· The WORLD CONSERVATION UNION and the
WORLD-WIDE FUND FOR NATURE (WWF) support project world-wide to promote conservation
and appropriate development of Biosphere Reserves.
· Reiter was the first to coin the term
ECOLOGY
· Ecology is the study of interrelations
between organisms and their environment.
· RAMDEO MISHRA is known as “Father of
Ecology in India.””
· Any substance which causes pollution
is called POLLUTANT
· B.O.D. test is made for measuring
water pollution
.
· SO2 is the most harmful pollutant.
· Ocean is the most stable ecosystem
· Ultraviolet radiation from sunlight
causes the reaction that produces Fluorides.
· Ozone layer depletion or hole in
Ozone layer is being chiefly found in South Pole.
· Acid deposition causes Lakes and forests
to die.
· Water pollution is caused by
Industrial effluents.
· Thermal pollution of water body is
due to Discharge of heat (Hot water) from power plants.
· Soil conservation can be best achieved by GOOD PLANT COVER
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