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Man's Impact on the environment - Coggle Diagram
Man's Impact on the environment
How does man interact with the environment?
man depends on the environment for external sources
natural resources are important for man to obtain energy, food and materials
man's impact is both negative and positive
what is the negative impact of Man's activities on the environment?
depletion of natural resources
depletion of irreplaceable fossil fuels
usage and depletion of metals and minerals
overhunting and overfishing causing extinction in some species
deforestation
animals lose their habitat, increase in carbon dioxide
pollution
man releases pollutants into the environment
makes the environment dirty or harmful to live in
can affect the land, air and water
global warming
some gases (CFC, C02) trap heat from the sun and warm the earth
known as the greenhouse effect
caused by deforestation and burning of fossil fuels
ice caps may melt and sea levels may rise
what can man do to leave a positive impact on the environment?
conservation of natural resources and reforestation
can conserve natural resources by practising the 3Rs