POLLUTANTS AND THEIR EFFECTS ON ENVIRONMENT
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Forest means the area covered by the trees. There should be forest on about 25% of land of any country. Which plays an important role……
Metals and AlloysMetal: Class of elements existing as oxide, carbonate, sulphide and phosphate compounds in natural rocks called ores.Ferrous……
Oil began to from millions of years ago.This process started with the tiny plants and animals that lived in the earth's oceans. When……
Coal is a blackish, complex mixture of compounds of carbon, hydrogen and oxygen. It also consist small amounts of nitrogen and sulphur……
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Global warming is a phrase accustomed to explain the rise of temperature and its changes on the Earth’s environment and its……
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Lungs are the special part of human body. The function of lungs are respiration. Respiration is a process in which oxygen is intake……
Diamond are naturally occurring substance and also prepare or made artificially. Natural diamond exist in the form of stone under……
Salty candies Hello, everyone. Sometimes each of us wants to mix up two completely different ingredients (like sugar and salt).……
“Addressing climate change implies completely transforming our way of life, the way we work, the way we travel, shifting……