Answer:
it is.important because you never know whats gonna happen anytime time so thats why you have to be alert
Explanation:
for example if someone is trying to hurt you
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hope it helps...!!!
Answer: Air pollutants have a complex relationship with climate change. Some pollutants, such as black carbon and ozone, increase warming by trapping heat in the atmosphere, while others, such as sulfur dioxide forming light reflecting particles, have a cooling effect on the climate.