Invertebrate

Pollution is one of the most serious problems that affect our environment, and its effects on all life aspects are clear to everyone. Because of this, pollution is one of the most serious issues that all the word countries are concerned about. As time goes, the pollution problem increases and also the population growth increase. The increase in demand for water and food supplies place an increasing stress on the ground and surface water quality and quantity. One of the environmental problems…

What is biodiversity? Introduction Biodiversity is defined as the variety of life on Earth at all its levels and includes genes to ecosystems, as well as the ecological and evolutionary processes that sustain it (Cardinale, 2012). The Earth’s biodiversity has long been a source of wonderment and scientific curiosity, but is increasingly becoming a source of concern. The sheer diversity of life is of inestimable value. Biodiversity has a number of functions on Earth, from providing a foundation…

He turned a little sideways in his chair to drink his mug of coffee. At the table on his left the man with the strident voice was still talking remorselessly away. A young woman who was perhaps his secretary, and who was sitting with her back to Winston, was listening to him and seemed to be eagerly agreeing with everything that he said. From time to time Winston caught some such remark as 'I think you're so right, I do so agree with you', uttered in a youthful and rather silly feminine voice.…