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pollution of water: eutrophication
Biological

Pollution of Water: Eutrophication

The Causes of Oxygen Depletion All living organisms depend on water supply and many of them live in water. Most of these aquatic animals respire aerobically and so require oxygen from their environment. Any change that alters the amount of oxygen in the water can seriously affect the suitability of the water as a habitat. …

The Wonders of Palm Oil
Nature

The Wonders of Palm Oil

History Palm oil, an edible oil derived from the fruit of oil palm trees, has and had many uses, for example, as food and in medicine for more than 5000 years. It is the first-ever product to be traded among various countries. Demand for palm oil increased during the Industrial Revolution in Britain, where it …