natural hazards center

Some of these wastes are also classified as hazardous wastes. are those that are potentially dangerous and can cause diseases, fire, etc. The hazardous wastes include toxic wastes. Toxic wastes are those that are poisonous in nature. Hazardous wastes are tho..

Discovery of Radioactivity and Nature of Radiations - In 1896, the phenomenon of radioactivity was accidentally discovered by French scientist Henri Becquerel. He was performing experiments with uranium compounds. He accidentally placed a crystal of potassium uranyl sulphate over photogra..

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) ..

. Type of Elements Element Atomic Number Number of Electrons in Shells K L M N Noble Gases Hellium (He) 2 2 Neon (Ne) 10 2 8 Argon (Ar) 18 2 8 8 Metals Sodium (Na) ..

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..

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..

To determine the nature of the bond (single, double or triple) between the carbon atoms, primary suffixes are used. Hydrocarbon Primary suffix General name Saturated C – C - ane Alkane Unsaturated C = C - ene Alkene Unsaturated C ≡ C - yne Alkyne..

Production of food Year Milk (Lakh ton) Egg (lakh ton) Egg (Crores) 1970 170 17.56 600 1980 302 24.42 1300 1990 515 32.00 1960 2000 780 56.56 3355 By livestock, we mean all domestic animals like cows, buffaloes, sheep, goats, pigs etc. that are u..

Green Chemistry - Simply stated, Green chemistry is the use of chemistry for preventing environment pollution in order to protect human health. It may give the impression that it is branch of chemistry involving plants, which is not true. Green chemistry may be defined as the design of new chemical..