Which are true about changes in carbon dioxide in the Earth's atmosphere since 1860? Select the two correct answers.(2 points)
Responses
The increases in carbon dioxide can be explained by the Milankovitch cycle.
The increases in carbon dioxide can be explained by the Milankovitch cycle.
The increases in carbon dioxide are caused by human activity.
The increases in carbon dioxide are caused by human activity.
The rate of change in carbon dioxide is exponential.
The rate of change in carbon dioxide is exponential.
The changes are triggered by a new interglacial period.
Correct answers:
- The increases in carbon dioxide are caused by human activity.
- The rate of change in carbon dioxide is exponential.