Khan Academy is a good one. Or Coursera.
I would choose around the Beginning of the AD time period so I could witness history pre-slavery, human life (especially in regards to health, such as diet) and aspects of religion.
Answer:
Rain forests and swamps are fragile ecosystems.
Explanation:
Answer: Question 1: B. Question 2: C. Question 3: A.
Explanation:
Answer: The Minnesota Pollution Control Agency is reviewing its standards for protecting wild rice in Minnesota. With funding from the Minnesota State Legislature, the agency conducted a two-year study to determine how sulfate—the presence of which in water has been linked to an absence of wild rice—and other chemicals affect the health of wild rice.