How did people in early civilizations modify their environment when they did NOT have enough flat land to farm?

Before they can be published, scientific papers must be peer-reviewed. this means that: a) some other scientific experts read the papers and guarantee that they are true. b) some other scientific experts read the papers and provide quality control by eliminating many mistakes. c) an editor reads the papers, to make sure that all the semicolons are in the correct places. d) everyone in the world is given the opportunity to comment on the papers through a specially maintainedblog. e) government bureaucrats read the papers, to be sure that the papers do not insult the political positions ofthe current officeholders.

Ineed answers fast how do conflict and cooperation among groups and organizations influence the development of the world? 1. choose two of the following topics: ethnicity and race, working conditions, immigration, military conflict, economic stability. 2. discuss how these two topics impact the development of countries. provide examples. 3. post your response to your teacher.

Where should the police and the fbi look for brittany evans? be as specific as possible and cite evidence for your conclusions?