DO NOWall answers on human impact page

1 What is the cutting down all trees in an area?

2. What is cutting a pit in the surface?3. What is the stripping the surface of

the land?4. What is the moving of sediments?5. What do plant roots prevent?

Key Questions

1, What is soil conservation?2, What methods prevent soil erosion?

3. What is a cover crop?4. What is crop rotation?5. What is contour plowing?6. What is terracing?7. What is windbreak?

DO NOW 1 . What boundary do plates move apart?2. What boundary do plates come together?3. What boundary do plates slide past one another?4. What boundary does a fault form at?5. What boundary does a trench or a volcanic arch for

at?

1. Soil Conservation-various methods humans use to take care of the soil.

1. What is soil conservation?

2. Methods to prevent soil erosion-cover crop, crop rotation, contour plowing, terracing, and windbreak.

2. What methods prevent soil erosion?

3. What is a cover crop?3. Cover Crop-a crop that is planted in between harvests to reduce erosion and replace nutrients ex soybean and clover

4. Crop Rotation-change crops from year to year so that nutrients do not get depleted

4. What is crop rotation?

5. Contour plowing-rows in a field are plowed in curves instead of straight lines.

5. What is contour plowing?

6. Terracing-one steep field is changed into a series of smaller fields.

6. What is terracing?

7. Windbreak-planting trees around a field to prevent wind erosion.

7. What is windbreak?