5 major threats to biodiversity, and how we can help curb them
Climate change. Changes in climate throughout our planet's history have, of course, altered life on Earth in the long run — ecosystems have come and gone and species routinely go extinct. ...
Deforestation and habitat loss. Image: Nelson Luiz Wendel / Getty Images. ...
Overexploitation. ...
Invasive species. ...
Pollution.
Answer:
The Köppen Climate Classification System is the most widely used system for classifying the world's climates. Its categories are based on the annual and monthly averages of temperature and precipitation. The Köppen system recognizes five major climatic types; each type is designated by a capital letter.
Explanation:
Answer:
Data on distribution of population among the administrative areas are useful for several purposes. They
generally form the basis for determining the electoral constituencies. They are useful in connection with
social economic and administrative planning and provide basic data for making population projections.
The concepts of population distribution and density are so closely related to each other that it would be
appropriate to discuss them in the same chapter. However the two concepts are different, as distribution
is based on location while density is a ratio. Population distribution denotes the spatial pattern due to
dispersal of population, formation of agglomeration, linear spread etc. Population density is the ratio of
people to physical space. It shows the relationship between a population and the size of the area in
which it lives.
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