It is very important if we do not cross the zebra crossing we might die in an accident
Queen Elizabeth 1 knighted Raleigh. He was appointed captain of the Queens guard and later set sail on an unsuccessful search of El Dorado, the legendary city of gold.
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.
