To date, we do not yet have an accurate measure of how human activity has contributed to the warming of the earth.

Question

Quizplus · Accepted Answer

The question states that "To date, we do not yet have an accurate measure of how human activity has contributed to the warming of the earth." This means that we do not have an accurate measure of how much human activity has contributed to the warming of the earth, so the statement is true.

To Date, We Do Not Yet Have an Accurate Measure