Why is species biodiversity decreasing in the Himalayas?

The conversion of forests for agriculture and exploitation for timber, fodder and fuelwood threaten the biodiversity in this region. Charcoal production in low elevation areas and intensive grazing at higher elevations also threatens forests.

How has the presence of the Himalayas affected the worlds biodiversity?

Himalayan forests nurture staggering diversity of life forms richness across longitudinal and altitudinal gradients, and are therefore classified as one of the 36 global biodiversity hotspots. … Nearly 50 per cent of India’s total flowering plants grow in the Himalayas, of which 30 per cent are endemic to the region.

What are the major threats to the Himalayas?

In addition to habitat loss and degradation, poaching is a serious problem in the Himalaya Mountains, with the Endangered tiger (Panthera tigris) and Vulnerable greater one-horned rhinoceros (Rhinoceros unicornis) hunted for their body parts for traditional Chinese medicine, while the Vulnerable snow leopard (Panthera …

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What is biodiversity in Himalayas?

The entire region, spread over 3.95 lakh sq. km., is home to 280 species of mammals, 940 species of birds, 316 species of fishes, 200 species of reptiles and 80 species of amphibians. This put together accounts for 27.6% of the total vertebrate diversity of the country.

Which are the endangered species of the Himalayas?

Himalayan Black Bear

Other endangered species include the one-horned Rhinoceros, the Wild Water Buffalo, Swamp Deer, Pygmy Hog, Wild Elephant, Hispid Hare, Wild Yak, Snow Leopard, Red Panda and the Gharial Crocodile.

Why biodiversity conservation of Himalayas are important?

2004) and globally important as centres of biological diversity. The Himalayas is recognized for its ecosystem services to the Asian region as well as to the world at large for maintaining slope stability, regulating hydrological integrity, sustaining high levels of biodiversity and human wellbeing.

How do Himalayas protect India from enemies?

It traps the monsoon winds from Arabian sea and Bay of Bengal and forces them to shed their moisture content within the Indian sub-continent in the form of snow and rain. It also blocks the cold winter storms of East Asia from entering India, thus protecting us from severe cold.

How do the Himalayas protect us from enemies?

The altitude of the Himalayas, their sprawl and extention intercept the summer monsoon coming from the Bay of Bengal and the Arabian Sea. The Himalayas also prevent the cold Siberian air masses from entering into India. Had there been no Himalayas, the whole of northern Indian would have been a cold desert.

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Why is the Himalayas endangered?

In addition to deforestation and other habitat loss, poaching is the main threat to wildlife in the region. Tigers and rhinos are the most at risk because of their high commercial value in the black market. Smaller animals such as deer are sometimes poached for meat, and fish are frequently poached in protected areas.

What is the human impact on the Himalayan mountains?

The main man-induced activities which have accelerated ecological degradation and threatened the equilibrium of Himalayan mountain ecosystems are stated as: unplanned land use, cultivation on steep slopes, overgrazing, major engineering activities, over-exploitation of village or community forests, lopping of broad …

What are some keystone species in the Himalayas?

Rhodo- dendrons (Figure 1) act as keystone species in the high-elevation portions of the East- ern Himalayas. The subalpine-to-alpine transition zone that includes timberline is the most fragile ecosystem in this part of the Himalayas. Rhododendron is the only group of plants that extends broadly across this ecotone.

What are the threats to biodiversity?

What are the main threats to biodiversity?

  • Changes to how we use the land and waters. Both our lands and our seas contain many different ecosystems, and these are affected by business actions. …
  • Overexploitation and unsustainable use. …
  • Climate change. …
  • Increased pollution. …
  • Invasive species.

Is Himalaya a biodiversity hotspot?

The Eastern Himalaya Biodiversity Hotspot contains exceptional freshwater biodiversity and ecosystems that are of vital importance to local and regional livelihoods, but these are under threat from the developmental and use pressures arising from the 62 million people living in the area.

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What are the hotspots of biodiversity in India?

India has four biodiversity hotspots, i.e., Eastern Himalayas, Western Himalayas, Western Ghats and Andaman and Nicobar Islands.

What type of ecosystem is the Himalayas?

Tropical and Sub-tropical Broadleaf Forests:

along a narrow strip of the outer Himalayan range are the Himalayan sub-tropical broadleaf forests. Here there is a wide range of plant life thanks to the areas varied topography, soil types, and rainfall levels.