This printable crossword puzzle on the topic of Ecology & Evolution has 10 clues. Answers range from 9 to 25 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
What causes population to increase
What causes population to decrease?
the number of young unmarried mothers, high fertility rates for some ethnic groups, and inadequate sexual education and birth control provision
refers to the number of people of each different age level
resources that cannot be replenished by natural processes
a way of using natural resources without depleting them or causing long term environment harm
the number of organism of one species that can be supported in an environment
unwanted change in the environment that is caused by harmful substances, wastes, gases, noise, and radiation
a way of using natural resources without depleting them or causing long-term environmental harm
study of info about human populations