Our Changing Earth: An Investigation of Global Warming for Earth Science

Earth Science
This will be done in two parts. Part One will address the natural cycles causing Global Warming, while Part Two will address how human activity effects global warming? The paper is to have 250 words (double spaced; 1 page) using APA format. Include at least two references, one for each part. Make sure you do both Parts for full grade.

Part One (75 points)
Discuss how ONE of the following natural cycles controls Global Climate Change: Milankovitch Cycles (astronomy) or Deep Ocean Conveyor Belt (oceanography). Include one reference.
Rubric break down of points
Did the student identify natural cycles of astronomy OR oceanography? (5 points)
Did the student link natural cycles with climate change? (40 points)
Did the student draw conclusions with use of scientific evidence? (25 points)
One Reference (5 points)
Part Two (25 points)
How does human activity effect global warming? Include one reference.
Rubric break down of points
Did the student present evidence of human activity’s effect on global warming? (20 points)
Did the references reflect appropriate scientific study? (5 points)