Medical Academy named after S.I.Georgievsky of Vernadsky

TOPIC : MAN AS AN ECOLOGICAL FACTOR. MAIN DIRECTIONDS AND

RESULTS OF MAN MADE ENVIRONMENTAL CHANGES IN INDIA

SUBJECT : MEDICAL BIOLOGY



NAME : MANIVEL PRAVEEN
GROUP: 191B

often caused by human influences and natural ecological processes. Environmental

change does not only encompass physical changes, but it can be things like an infestation of invasive species is also environmental changes.

an important part of the ecosystem of nature. All cultural

activity interferes with the ecological balance of the local environment, and every human society is more or less dependent on natural conditions and resources. In this context environment also includes neighbouring groups of people

Climate change,

2. Freshwater shortages, 3. Loss of biodiversity (with consequent changes to function of ecosystems), 4. Water polution 5. Soil polution etc.,

poor management of waste, growing water scarcity, falling groundwater tables,

water pollution, preservation and quality of forests, biodiversity loss, and land/soil degradation are some of the major environmental issues India faces today.

Change one of the major areas that will be impacted

by climate changes is India mainly because of its diverse terrain. 12 Climate change is expected to have a serious impact in this region as the country is rapidly exhausting its natural resources thereby destroying its environment mostly due to “urbanization, industrialization and economic growth.

of Chennai recorded multiple torrential rainfall events during November-December 2015

that inundated the coastal districts of Chennai, Kancheepuram and Tiruvallur, and affected more than 4 million people with economic damages that cost around US$3 billion.”26 As per the Deputy Director General of the Delhi based Centre for Science and Environment, the Chennai floods were the direct outcome of the increasing global temperature breaking a 100 year old record with one day’s rainfall covering a month’s average.

untreated sewage. Other sources of pollution include agricultural runoff and unregulated small-scale

industry. Most rivers, lakes and surface water in India are polluted due to industries, untreated sewage and solid wastes.

worldwide, and also the local reduction or loss of species in a

certain habitat The latter phenomenon can be temporary or permanent, depending on whether the environmental changes that leads to the loss is reversible through ecological restoration/ecological resilience or effectively permanent.