The climate is humid and tropical in the lower reaches tempered by the proximity to the sea. Elevations of 1,500 m (4,921 ft) and above in the north and 2,000 m (6,562 ft) and above in the south have a more temperate climate. The average annual temperature is around 15 °C (59 °F).
What are the biodiversity found in Western Ghats?
The Western Ghats are one of the world’s biodiversity hotspots with over 5,000 flowering plants, 139 mammals, 508 birds and 179 amphibian species. At least 325 globally threatened species occur here. The range covers 60,000km2 and forms the catchment area for a complex of river systems that drain almost 40% of India.
Why is Western Ghats a biodiversity hotspot?
There are several centers of plant endemism and species richness within the Western Ghats. For instance, of the 280 woody endemic species found south of Karnataka, 70 species are endemic to the southernmost Travancore region (Nair 1991).
What are the features of biodiversity hotspots?
To qualify as a hotspot, a region must meet two criteria: it must contain at least 1,500 species of vascular plants (> 0.5% of the world’s total) as endemics; it has to have lost ≥ 70% of its original native habitat. Hotspots are not formally recognised or governed areas.
Which ecosystem is found in Western Ghats hotspot?
The Western Ghats include a diversity of ecosystems ranging from tropical wet evergreen forests to montane grasslands containing numerous medicinal plants and important genetic resources such as the wild relatives of grains, fruit and spices.
Is Eastern Ghat a biodiversity hotspot?
Biodiversity hotspots are located only in tropical regions. 2. India has four biodiversity hotspots i.e., Eastern Himalayas, Western Himalayas, Western Ghats and Andaman and Nicobar Islands. … In India, Eastern Ghats and Western Himalaya are the biodiversity hot spots.
How many hotspots of biodiversity in the world have been identified?
There are 36 biodiversity hotspots on our planet, and these areas are dazzling, unique, and full of life. Plants, animals, and other living organisms that populate these places are rare and many of them are only found in these specific geographic areas.
What is ecological importance of Western Ghat of India?
Importance. The Western Ghats are known for their high biodiversity and endemism as it is identified as one of the world’s eight hot hotspots of biological diversity. … It covers 25% of India’s biodiversity and new flora and fauna species are discovered every year here.
Why Western Ghats have greater number of amphibians?
Species diversity is the variety in the number and richness of the species of a region. Western ghats have greater amphibian species diversity as compared to Eastern ghats. … Number of individuals of different species represent species evenness or species equitability.
Which is an endemic species found in Western Ghats?
Many species are endemic, such as the Nilgiri tahr (Hemitragus hylocrius) and the lion-tailed macaque (Macaca silenus). In fact, 50 per cent of India’s amphibians and 67 per cent of fish species are endemic to this region.
What are hotspots of biodiversity and their salient features?
1. It has two of the 25 identified biodiversity centres termed as hot spots, viz., Eastern Himalaya and Western Ghats. Hot spots are extremely rich in species and have high degree of endemism. They are under constant threat of loss of biodiversity, thus, need immediate conservation and protection.
Which one of the following is a feature of hotspots?
Hotspots are areas of high endemism and high species richness. All over the world, some 34 such spots have been identified, including 3 in India (Western Ghats, Indo- Burma and Himalayas). The environmental conditions in polar regions do not favour large number of species or species richness.
What are hotspots of biodiversity which are the hotspots found in India discuss their salient features?
Some of these biodiversity hotspots are present in India which includes:
- The Western Ghats. These hills are present along the western edge of peninsular India. …
- The Himalayas. This region comprises Bhutan, Northeast India, and Southern, Central and Eastern Nepal. …
- Indo-Burma Region. …