In 2012, Human Population Passed the 7 Billion Mark, and This

question 79

True/False

In 2012, human population passed the 7 billion mark, and this is the biggest reason for increasing demand on natural resources.

Describe the legal pathways for gaining entry into the United States and their respective categories.

Explain the application of the U.S. Census Bureau's methodology for estimating the number of illegal immigrants.

Define remittances and their importance in the context of immigration.

Compare the immigration systems of the United States, Australia, and Canada and discuss the economic effects of immigration on host countries.

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Definitions:

Sperm

Male reproductive cells designed to fertilize female eggs in sexual reproduction.

Gametophyte

A stage in the life cycle of plants and algae that undergoes alternation of generations, responsible for producing gametes.

Prothallus

The free-living, haploid gametophyte in ferns and other seedless vascular plants.

Ferns

Non-flowering vascular plants that reproduce via spores and have fronds, part of the Pteridophyta division.