The correct answer is: d) All of the above
Air pollution is a major environmental problem in Bihar, India. The state is home to a number of large industrial areas, which contribute significantly to air pollution. Vehicular emissions are also a major source of air pollution in Bihar. In addition, the burning of crop residue is a major source of air pollution during the winter months.
Air pollution can have a number of negative health effects, including respiratory problems, heart disease, and cancer. It can also damage crops and ecosystems.
The government of Bihar has taken a number of steps to address air pollution, including:
- Implementing emission standards for industries
- Promoting the use of public transportation
- Planting trees
- Raising awareness about the dangers of air pollution
However, more needs to be done to address air pollution in Bihar. The government should continue to implement stricter emission standards and promote the use of public transportation. It should also invest in research on air pollution and its health effects. In addition, the government should work with farmers to reduce the burning of crop residue.
Air pollution is a serious problem in Bihar, but it is one that can be solved. With the right policies and investments, the government can make a significant difference in the quality of air in the state.
Here are some additional details about each of the options:
- Industrial activities are a major source of air pollution in Bihar. The state is home to a number of large industrial areas, which emit a variety of pollutants into the air. These pollutants can cause respiratory problems, heart disease, and cancer.
- Vehicular emissions are also a major source of air pollution in Bihar. The state has a large number of vehicles, which emit a variety of pollutants into the air. These pollutants can cause respiratory problems, heart disease, and cancer.
- Burning of crop residue is a major source of air pollution in Bihar during the winter months. Farmers in the state often burn crop residue to clear their fields for the next planting season. This burning releases a variety of pollutants into the air, which can cause respiratory problems, heart disease, and cancer.