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September 12, 2022 Recommended

Pollution- disruption of nutrient cycles and habitats

Our natural resources are known to have some specific qualities of their own. These qualities are known as natural qualities. It is due to specific natural qualities that different natural resources have been useful to us and to the whole biosphere. But now, the condition has changed considerably. Most of our natural resources like air, water and soil have gone bad due to pollution of different types. What is pollution?

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September 1, 2021 Recommended

Reproduction and Variations

Living beings develop their population through reproduction. But reproduction is the process through which different traits appear in living beings. Variation is essential for evolution

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August 17, 2022 Recommended

People’s Movements to protect forests

There have been a number of environmental movements in India through which people have been protesting for conservation of forests and other natural resources. Here some important People’s Movements have been introduced in brief.

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September 29, 2022 Recommended

Marine Pollution and Oil Spills

It is due to frequent oil spills that sea otters, many sea birds, whales and many other species of the marine environment have become endangered. The oil spill damages fisheries and Mari culture, and causes serious economic losses to the local public and the governments.

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October 4, 2021 Recommended

Communities dependent on animals

Man has been keeping animals and depending on them for his livelihood since the origin of civilization. Washermen have been depending on donkeys since long for carrying clothes.

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December 23, 2024 Recommended

Major atmospheric pollutants

Substances that cause pollution of air are called as air- pollutants or atmospheric pollutants. These are fine Primary Pollutants that contribute more than 90 percent of global air pollution. These fine pollutants are carbon monoxide (CO); Nitrogen oxides (NOx); Sulphur oxides (Sox) and particulates. These pollutants can be put into two broad categories A. Gaseous Pollutants, and B. Particulates.

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August 8, 2021 Recommended

Pituitary and Thyroid Gland of Human Body

This is a pea sized major endocrine gland. It is protected by a boney cavity called Sella turcica of the sphenoid bone. It is a protrusion of bottom of Hypothalamus at the base of the brain. This gland is also called as Hypothesis.

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December 29, 2020 Recommended

Come! Protect Birds in Our Surroundings

A careful study and examination is necessary to understand the nesting behaviour of birds. Nests can be and should be studied only after the migration of birds. A scientific observation and careful study of nests reveals the secrets of the nesting concepts of these little architects (birds).

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