Posts

Showing posts from February, 2018

Contribution of human activities to climate change

Image
Climate change is resulted to two factors either natural or human activities and its believed that human activities contributes majority to green house. bush fire, overgrazing of pastoral and human activities in Agriculture. a seasonal plume of smoke from agricultural and forest fires that gets lofted by the prevailing winds. As part of our campaign our aim was to better understand how all that smoke over the ocean affects the amount of sunlight that gets absorbed in the atmosphere and at Earth’s surface. Aerosols—small airborne particles, like smoke, desert dust, and sulfates from power plants—affect the amount of energy the southeastern Atlantic Ocean gets from the sun, not only by absorbing and reflecting sunlight directly, but also through its effects on clouds. A large expanse of very bright low clouds and a smoke can change the properties of these clouds in various ways, including brightening the clouds by creating lots of small droplets, which, interestingly, make the clouds