Direct measurements of Earth's surface temperature go back to

Question

Quizplus · Accepted Answer

Direct measurements of Earth's surface temperature go back to the mid-19th century, specifically in 1850, when temperature records began to be systematically collected and recorded. Prior to that, temperature measurements were sporadic and unreliable. The longest continuous temperature record comes from the Central England Temperature series, which dates back to 1659 but is based on proxy data. Therefore, the best choice is C.

Direct Measurements of Earth's Surface Temperature Go Back to