Answer:
The first civilizations formed on the banks of rivers. ... Rivers were attractive locations for the first civilizations because they provided a steady supply of drinking water and made the land fertile for growing crops.
Answer:
The biggest causes are vehicle pollution, industrial emissions, thermal power plants, construction dust, waste burning and millions of poor households' use of cheap and dirty fuels such as wood and cow-dung for cooking.
in the three months to February 2017 there were 33.4 million people in the UK labour force and 1.56 million people classed as unemployed. These figures gave an official UK unemployment rate of 4.7%.
There might be another social movement in America of the same magnitude and impact as the civil rights movement of the 1960s.
