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14 October 2011

  • 01:5801:58, 14 October 2011 diff hist +386 N Community action on biodiversityCreated page with "Biodiversity is the degree to which species vary throughout the environment. It is used as a measure of an ecosystem's health. Biologists and ecologists who study biodiversit..."
  • 01:5501:55, 14 October 2011 diff hist +279 N EcologyCreated page with "Ecology is the study of living organisms and their interactions with the environment. Biology is a discipline of biology, the study of life. It differs in that it focuses on rela..."
  • 01:3401:34, 14 October 2011 diff hist +740 N SlumsCreated page with "'''Slums''' are classified by the United Nations as being housing substandard in quality and safety. Slums are prevalent in developing countries and it is estimated that ..."
  • 01:1801:18, 14 October 2011 diff hist +601 N CoalCreated page with "Coal is a combustible black or brownish-black sedimentary rock normally occurring in rock strata in layers or veins called coal beds or coal seams. Coal is composed primarily of ..."

1 October 2011

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