Answer:
Explanation:
It helps in assessing the level of pollution in relation to the air quality standards. Standards are a measure to set the target for pollution reduction and achieve clean air.
Answer:globe. Determine if Greenland is larger than Africa. topographical map. Plan a cross-country ski trip. RADAR. Find a safe place to land a plane on a foggy day.
Explanation:
The cretaceous-tertiary mass extinction was apparently caused by a meteorite that struck Yucatan Peninsule in Mexico
