List Three Ways in Which Scientists Can Detect Changes in Climate

question 18

Essay

List three ways in which scientists can detect changes in climate, particularly due to the accumulation of carbon dioxide, by examining the geologic record.

---

Definitions:

Protective Covering

A material or structure that provides defense against external environmental hazards.

Bark

Informal term for all living and dead tissues outside the ring of vascular cambium in woody plants.

Secondary Phloem

The plant's vascular system that moves sugars and other substances produced during metabolism from the leaves downward.

Secondary Xylem

Secondary xylem refers to the plant tissue responsible for water transportation and structural support, developed after the primary xylem.