Question

help me plse .. fast ​

Answer 1

Answer:

Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced by factories. Pollutants damage the quality of air, water, and land.

Answer 2

Alaud-Dīn Khaljī, born Ali Gurshasp, was an emperor of the Khalji dynasty that ruled the Delhi Sultanate in the Indian subcontinent. Alauddin instituted a number of significant administrative changes, related to revenues, price controls, and society. He is noted for repulsing the Mongol invasions of India.