APSC Prelims and Mains Notes, APSC Test Series
Biodiversity-Defination, types, importance, hotspots, threats and conservation The term biodiversity was coined as a contraction of biological diversity by E.O. Wilson in 1985. Biodiversity may be defined as the variety and variability of living organisms and the ecological complexes in which they exist. In other words, biodiversity is the occurrence of different types … Read more
Geo-demographic load: India Supports 17% population of the world with only 2.4% area of the world. This ever increasing population is putting great pressure on the natural resources of the country. Climate change Deforestation Habitat loss and fragmentation Overexploitation leading to shortening of Earth Overshoot day. Natural Calamities. Invasive species like water hyacinth, Congress grass, … Read more
There are three interrelated hierarchical levels of biodiversity namely, genetic diversity, species diversity and community or ecosystem diversity. Genetic diversity It describes the variation in the number and types of genes as well as chromosomes present in different species. The magnitude of variation in genes of a species increases with increase in size and environmental … Read more
The biodiversity available at equator is highly unmatchable and it one of the riches area in terms of quanta and different types of flora and fauna. But this potential is difficult to translate into commercial extraction as Lack of pure strands as compared to taiga region. Every inch is filled with different kinds of tree. … Read more
Convention on biodiversity is a multilateral treaty which was opened for signature on 5th June at earth summit. It entered into force in 1993. It is a legally binding treaty when a party has ratified it. The convention has basically three goals: Conservation of biological diversity Sustainable use of the components Fair and equitable sharing … Read more
The biodiversity available at equator is highly unmatchable and it one of the riches area in terms of quanta and different types of flora and fauna. But this potential is difficult to translate into commercial extraction as Lack of pure strands as compared to taiga region. Every inch is filled with different kinds of tree. … Read more