Changing the environment generally, by executing such things as wildfires being purposely set, trees being cut down, hunting, and more. Inspiring new things to humans once one thing is spread to another, and the ways of one persons idea towards reaction of their environment that the person is in, following up in the environment for another person.
In December 1978, Vietnamese troops fought their way into Cambodia. They captured Phnom Penh on January 7, 1979. ... In 1982, the Khmer Rouge formed a coalition with Prince Sihanouk, who was exiled in China after the Cambodian Civil War, and the non-communist leader Son Sann to create the Triparty Coalition Government.
Sheet shaped clouds are called stratus clouds
It is perpendicular? i'm not sure what you're asking
Humans demand for timber and farmland