Question

question 27 of 34
why do scientists think current warming trends are not simply earths natural climate cycle?
a. the current changes are happening much faster than past changes.
b. the current changes are happening much slower than past changes.
c. the current changes are much smaller than in the past.
d. the current changes are paired with declining carbon dioxide levels.

Explanation:

Scientists note that current warming is occurring at a much faster rate than past natural - climate - cycle changes. Past changes happened over long geological timescales, while the current warming is rapid, likely due to human - induced factors like greenhouse gas emissions.

Answer:

A. The current changes are happening much faster than past changes.