natural hazards

Natural Resource Types of misuse/ecological problems I Ecological Resources Excessive mining Loss of forest area (if mines are in forest) Displacement of population and their profession Loss of agricultural lands (if resource is in cultivated land) ..

Personal health Populations, resources, and environments Natural hazards Risks and benefits Science and technology in societ..

Personal health Populations, resources, and environments Natural hazards Risks and benefits Science and technology in societ..

Presence of dangerous unnatural ingredients causing imbalance in the ecosystem and health hazards to human beings and animals can be called as pollution. That is, pollution is a phenomena where natural ingredients are replaced or damaged by presence of dangerous unnatural ingred..

This is the domain of living organisms in contact with atmosphere, hydrosphere as well as lithosphere. Man has begun to effect significant changes in his natural environment mainly after the advent of the Industrial revolution. The change in industrial and agricultural practices in the l..

Basic Concepts of Quantifying Effects of Pollution - Pollution is caused by almost all activities of human beings, either directly or indirectly. Use of mosquito repellent, use of cooking gas, use of diesel / petrol, use of detergent, passing of urine, throwing away wastes, use of pesticides, estab..

. The garbage should be segregated at the source - home, office, shops, etc. This should be followed by door to door collection. The recyclable material can automatically be sent to recycling plants. Many non-biodegradable materials are recyclable. For example, plastic, polythene, glass, metallic o..

The transmission lines used in telephony are of two kinds: open- wire and cable. The open-wire lines are gradually being superseded by cable construction, either overhead or underground, for two principal reasons. In the first place, many more circuits can be accommodated-there is a standard cable ..

). It makes use of spaced-based remote sensing data along with socio-economic data. Some important remote sensing applications are listed below: (1) In Geology: Geology has a long history of remote sensing applications. The existing, geological maps have been updated. (2) In Agriculture: Remote sen..