Coal mining produces not only air pollution but solid waste; ash and flue - gas desulferization sludge ( look it up ), which contains toxic arsenic and radioactive uranium among other heavy metals. Water becomes polluted with these harmful substances through mountain top removal mining and so underwater creatures are poisoned and plants absorb deadly substances and die, which also contributes to the aquatic organisms death as the plants may have been a food source.
One difference is the number of double bonds in the fatty acid chain
We can change our fooding style. Instead of taking starchy, fatty, oily food, we can take some best fruit and vegetables for fat loss in our diet like cucumber, watermelon, grapes etc. Eating these fruits during hunger can avoid our hunger and as they do not contain any of the fat gaining factor, encourage body to utilize the stored fat. Eating these fruits with regular early exercise can obviously help you loose your fat.