Climate Change Glossary Word Definitions Related to
Climate Change and Global Warming
Volume mixing ratio
See: Mole fraction.
Vulnerability
is the degree to which a system is susceptible to, or unable to cope with, adverse effects of climate change, including climate variability and extremes. Vulnerability is a function of the character, magnitude, and rate of climate change and variation to which a system is exposed, its sensitivity, and its adaptive capacity.
