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Over-tilling soil in an attempt to expand agriculture has resulted in the disappearance of large patches of topsoil. Soil erosion and desertification are just two of the many forms of

Native Americans are unquestionably victims of environmental racism. The Commission for Racial Justice found that about 50 percent of all American Indians live in communities with

As countries begin to industrialize, they enter ________, where birthrates are higher while infant mortality and the death rates drop. Life expectancy also increases.

________ have been entering the workforce in ever-increasing numbers for several decades. They have also been finishing college and going on to earn higher degrees at a higher rate than ________ do.

The increase in our senior population as baby boomers begin to retire, which will in turn change the way many of our social institutions are organized, reflects ________ that impacts all other aspects of society.

As countries begin to industrialize, they enter ________, where birthrates are higher while infant mortality and the death rates drop. Life expectancy also increases.

The increase in our senior population as baby boomers begin to retire, which will in turn change the way many of our social institutions are organized, reflects ________ that impacts all other aspects of society.

The ________ of the economy extracts and produces raw materials like metals and crops.

The 1960s saw other important reforms in U.S. voting. Shortly before the Voting Rights Act was passed, the 1964 U.S. Supreme Court case Reynolds v. Sims changed the nature of elections. This landmark decision reaffirmed the notion of ________ a concept holding that all people’s votes should be counted equally. Before this decision, unequal distributions of population enabled small groups of people in sparsely populated rural areas to have as much voting power as the denser populations of urban areas. After Reynolds v. Sims, districts were redrawn so that they would include equal numbers of voters.

________ encompasses all interactive forms of information exchange. These include social networking sites, blogs, podcasts, wikis, and virtual worlds.