“1. When purchasing a new car, consider one that is the most efficient, lowest-polluting vehicle...How to Reduce Air Pollution
“Land pollution is the degradation of Earth's land surfaces often caused by human activities and...Land Pollution
“The exploitation of natural resources started to emerge in the 19th century as natural resource...Exploitation of natural resources
“Ammonia or azane is a compound of nitrogen and hydrogen with the formula NH. It is a colourless...Ammonia
“In many places, demand for water exceeds supply. Approximately 97% of the world's water is salty...Water conservation
“Amethyst is a violet variety of quartz often used in jewelry. The name comes from the Ancient...Amethyst
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Pages in category "Glass"
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