Environment Ecology Science

2021-06-29 15:30:04 Types of Diversity

Let’s take a mountain slope as our landscape. On this slope, there will be many different patches of forests and grasslands.

Alpha diversity is the species diversity present within each forest or grassland patch of the slope.

Beta diversity is represented by the species diversity between any two patches and their communities.

Gamma diversity of the landscape is the species diversity along the entire range of the mountain slope Open / Comment

2021-06-28 15:30:03 Golden Langur

Golden langur, is an Old World monkey found in a small region of western Assam, India and in the neighbouring foothills of the Black Mountains of Bhutan. Open / Comment

2021-06-27 15:30:06 Gangetic Dolphins

- National Aquatic Animal of India
- Known as Su Su or Blind dolphin
-found in Ganges and Brahmaputra Rivers and their tributaries in India, Bangladesh, and Nepal
- Uses Biosonar for communication

Threats 
- Entanglement in fishing nets as bycatch
- Hunting for oil and meat 
- Poisoning from industrial and agricultural chemicals 
- Building of more than 50 dams along many rivers

Conservation Efforts
- comes under Wildlife Protection Act 1972 -
Schedule 1

IUCN Red List status - Engdangered

Protected under CITES Convention - Appendix 1
Declared as City Animal for Guwahati

Vikramshila Gangetic Dolphin Sanctuary in Bihar - India's only sanctuary for the Gangetic dolphin Open / Comment

2021-06-26 16:31:02 #Environment_Acts

Environment Protection Act, 1986

Environment Protection Act, 1986 was established by an Act of Parliament after the Bhopal Tragedy.

“Environmental Pollutant” connotes solid, liquid, or gas which can be injurious to the environment, according to the Environment Protection Act, 1986. It connotes imbalance in the environment, according to the Environment Protection Act, 1986. 

The objectives of The Environmental Protection Act 1986 are to implement the decisions taken by the United Nations Conference on Human Environments on the ground. Open / Comment

2021-06-26 15:30:05 GIANT LEATHERBACK TURTLE.

There is concern that at least three key nesting beaches — two on Little Andaman Island and one on Great Nicobar Island — are under threat due to mega “development” plans announced in recent months.

Largest of the seven species of sea turtles.

Leatherbacks are found in all oceans except the Arctic and the Antarctic.

Within the Indian Ocean, they nest only in Indonesia, Sri Lanka and the A&N Islands.

CONSERVATION STATUS

IUCN status: Vulnerable

Also listed in Schedule I of India’s Wildlife Protection Act, 1972, according it the highest legal protection. Open / Comment

2021-06-25 16:41:09 Genetically modified crops (GM Crops or Biotech Crops)

They are the plants used in agriculture, whose DNA has been modified to induce a desired new trait.
A New trait might help in
Controlling certain pests, diseases, or environmental conditions,
reduction of spoilage,
inducing resistance to chemical treatments (e.g. resistance to an herbicide),
improving the nutrient profile of the crop,
atmospheric nitrogen fixation by cereal crops,
inducing tolerance to high salt soils and to flooding in crops,
inducing drought resistance in crops,
prolonging shelf life and commercial value of fruits and vegetables. Open / Comment

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2021-06-25 08:30:05 #Species_Endangered

Amur Leopard

Status-Critically Endangered

Population-More than 84 individuals

Scientific name -Panthera pardus orientalis

Weight-70 -105 pounds

Habitation-Temperate, Broadleaf, and Mixed Forests Open / Comment

2021-06-24 15:30:05 Greater One Horned Rhino:

One Horned Rhino also known as Indian Rhino is a rhinoceros species native to the Indian subcontinent.

The Habitat of this species is restricted to small habitats in Indo-Nepal terai and northern West Bengal and Assam.

IUCN Red List: Vulnerable
CITES: Appendix I
Wildlife Protection Act, 1972: Schedule I

New Delhi Declaration on Asian Rhinos 2019: Under the declaration, India will collaborate with Bhutan, Nepal, Indonesia, and Malaysia for conservation and protection of three Asian rhino species-

Greater one-horned rhinoceros,

Javan rhinoceros( listed as Critically Endangered in the IUCN Red List) and

Sumatran rhinoceros (listed as Critically Endangered in the IUCN Red List). Open / Comment