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Take care of Body Joints
The comfortable life style has reduced mobility of men, women, and children. The lock down during COVID-19 period has restricted human movement up to greater extent. Under these conditions arthritis may become a reason behind problems of joints.
Applications, Potential and Limitations of solar energy
There are various uses of Solar Energy. Farmers in Traditional Farming Communities used to solarise fields by living them empty after a deep ploughing during summers. It killed insects and pests. Human skin synthesizes vitamin-D when exposed to sunlight for short durations. Mothers used to make their babies sleep in the sun after oiling their bodies during winters in order to keep them healthy and strong.
Animal body parts and sense organs
Most animals of the same kind have same body parts. But their body parts differ in size, shape, colour and functions.
The Strange Bioinsecticide: The Ladybird
Ladybird is one uncommon compound word made by the union of two simple common words – Lady and Bird. But,…
Urban and Rural Waste and their Management
Different activities may generate waste which may be solid or liquid. The quality of both solid and liquid wastes is increasing and if the wastes are disposed in an uncontrolled manner these may cause adverse impact on public health and environment. Hence these wastes need to be managed efficiently so as to safeguard public health and environment. In definitional terms, solid and liquid waste management is the collection, transportation, processing, recycling, treatment and disposal of waste materials.
Pollution due to Burning of Fire Crackers
Deepawali is the time of functions. This is the time when we meet with our friends and relatives. The atmosphere of love and recreation remains all around at this time. But we never think that we forget certain other important things at this time.
All about wind energy
The Wind is Air in Motion. It is caused by differential heating of land, water, hills and mountain slopes by sun rays. About 25 % (i.e., 0.34 KW/m2) of incident solar radiation is dissipated as wind energy. There is kinetic energy in wind.
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.
Technological Evolution in 20th century
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
Makar Sankranti: Cultural and Religious Significance
Sankranti or Solstice means: moving from one place to the other or meeting with another. When sun enters from one rashi o the other rashi, it is called as Sankranti.
