Which of the following are problems hydrologists work to solve? Select the two correct answers.

Investigating how Earth's surface has changed over time
Understanding biodiversity
Reducing contaminant levels in a reservoir
Developing crops that can tolerate climate change
Finding water resources to irrigate farms

Please help! I'm working on the semester b earth science practice for the final exam and have been working on it for already an hour. If anyone has other answers that would be great. I have to finish before my mom gets fired for working too long.

1 answer

The two correct answers are:

1. Reducing contaminant levels in a reservoir
2. Finding water resources to irrigate farms