ENVIRONMENTAL ISSUES |Types of pollution|Eutrophication |Waste management |Green house effects |ozone|Deforestation|chipko movement|joint forest management
ENVIRONMENTAL ISSUES 1.Growing human population –> Exerting tremendous pressure on natural resources, pollution of air, water and soil. 2. POLLUTION is any undesirable change in physical, chemical or biological characteristics of air, land, water or soil. 3. Agents that bring about such an undesirable change are called as POLLUTANTS. 4. Environment (Protection) Act, 1986 to control environmental […]
ECOSYSTEMS| PRODUCTIVITY | DECOMPOSITION | ECOLOGICAL PYRAMIDS |NUTRIENTS CYCLING |ECOSYSTEM SERVICES
ECOSYSTEM 1. AN ECOSYSTEM IS A FUNCTIONAL UNIT OF NATURE where living organisms interact among themselves and also with the surrounding physical environment. 2. ENTIRE BIOSPHERE A global ecosystem, as a composite of all local ecosystems on Earth. 3. GLOBAL ECOSYSTEM two categories: Aquatic and Terrestrial ecosystem. 4. Forest, grassland and desert Terrestrial Ecosystems. 5. Pond, […]