Demand and supply of Energy in India
Energy is essential for working and survival of all the organisms on this planet. In fact, it is the energy which enables organisms to perform their biological functions.
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Dignity of Labour and Social Values
Dignity of labour means – all jobs are equal and no job should be considered as big or small.
Some Types of Technologies
There are many different types of technologies or technological models- such as Low-tech, Hi-tech, alternative, intermediate, appropriate, blended, hard, and soft technologies.
Care for the Little Angels around You
The balance of nature is maintained by its different components -living and non-living, if they remain unaltered by human beings.
Disruption of Food-chains and Genetic Erosion
The population explosions of earlier and present days have already caused and are still causing serious impacts on the global environment. As for the biological environment, the human population has stressed most biological systems, comprising flora and fauna, as well as biological diversity.
Relations among components of ecosystem and Food Chains
Green plants and trees that synthesize their own food are called as Autotrophs.Others who depend on them are called as Heterotrophs.
Air Pollution may cause depression in human being
From different sources it has been confirmed that air pollution has increased in Indian cities after Deepawali festival. Delhi and many other cities of India are experiencing very heavy pollution. Particulate matter in these cities have increased up to such an extent that many persons have started suffering from breathing related problems.
Gobar Gas Plant in Barsana generates 300 units per day
The engineer couple of Chandigarh, Punjab has established a biogas plant in Barsana. From this plant about 300 unit electricity is generated per day. It is through this electricity that fourteen tube wells are run in the Goshalas.
Glaciers of Himalaya are linked to our Existence
Fighting against the Climate Change which has become the biggest problem of environment is a big challenge of today.
Terrestrial Ecosystems and Their Components
The biosphere is itself a vast ecosystem which incorporates all the small ecosystems. But, the biosphere may have different types of physical conditions, communities of plants and animals, and climatic conditions in its different zones.
Underlying Causes of Loss of Biodiversity
Varieties of Biological Resources are in international demand today. To meet this international demand, illegal smuggling of these resources is done through illegal routes. Some species of plants and animals have been threatened, rare, endangered or critically endangered due to such practices. Several valuable species of plants and animals have become extinct due to these activities. The international trade in animal body parts is increasing rather rapidly due to their high prices in the international markets. Where possible, the trade of whole animals is also in full swing.
Amazing world of animals
The term animal has its origin from the Latin word animalis which means one who has breath. This word is usually applied for the non-human members of the Kingdom Animalia in animal taxonomy. However, the closer relatives of humans like mammals (having mammary glands) have been included in this term.
