The increased biological activity in the oceans along the western coastlines of the continents is due to:

How do cold ocean currents affect the climate of the coastlines they flow past?

Which of the following would decrease the relative humidity of a parcel of air?

Greenhouse gases are transparent to [radiation1] but absorb [radiation2].

Which layer of the atmosphere contains the ozone layer?

People cut down trees in the rainforest. This leads to less evapotranspiration and less cloud formation. Fewer clouds lead to less rainfall. Less rainfall leads to more trees dying. What type of feedback loop would this process be classified as?

Positive feedbacks amplify the initial change.

What happens to a parcel of air as it rises up into the atmosphere?

The asthenosphere and components of the lithosphere are labeled A through D on the image below. Match each letter to the appropriate name of each labeled feature.

What is the probability, in percent, that a 10-year flood will occur within the next year?