Posts Tagged: coal


Heading towards a Greener Earth- Renewable Energy

Energy exists freely in nature. This energy may be of two kinds- One that exists infinitely (never runs out), this is called renewable energy or non-c...

Coal Hazards: Miners and Mining

Their bodies were covered in soot in three layers at least. Thin, frail people with shovels in one hand and a torch in the other, they looked nothing ...