Rafael Nadal says he is excited to play at the 2021 Mubadala Tennis Championships

Install an air filter in your home.

Close your windows and turn on the AC.

Shower or bath after being outside.

Wear a face mask.

Stay indoors when conditions are particularly poor.

If driving, turn your engine off when stationary.

• Canada and Mexico are significant energy suppliers to the US, providing the majority of oil and natural gas imports
• The introduction of tariffs could hinder the US's clean energy initiatives by raising input costs for materials like nickel
• US domestic suppliers might benefit from higher prices, but overall oil consumption is expected to decrease due to elevated costs