New: ozonedepletion

rahulbairwa (53)in ozonedepletion • 7 years ago
Do we still have to worry about the hole in the ozone layer?
In 1987, a group of international scientists drew up the Montreal Protocol on Substances that Deplete the Ozone Layer , which came into force shortly afterwards in 197 countries. Chlorofluorocarbons…
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piyushkansal (59)in flood • 7 years ago
NATURAL DISASTERS: MEANING AND NATURE
A natural disaster could occur due to an immediate extreme event or it could be the result of a long duration process, which disrupts normal human life in its established social, traditional…
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