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21st Century Environmental Concerns

Word List with 16 words
*By Dictionary.com

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Words in This List

global warming
increase in the earth's average atmospheric temperature
ozone layer
upper atmosphere where most atmospheric ozone is concentrated
land use
human management and modification of natural environment
overpopulation
an excessive number of people, straining available resources
aerosol
liquid substance sealed in a metal container under pressure
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pollution
introduction of harmful substances or products into the environment
climage change
significant, lasting change in statistical distribution of weather patterns
ocean acidification
the rising acidity of seawater
floods
great flowing or overflowing of water over land not usually submerged
water crisis
available water within a region is less than the region's demand
biodiversity
helpful diversity among plant and animal species in an environment
animal extinction
act of a species becoming extinct a coming to an end or dying out
ecosystem
interaction of a community of organisms with their environment
sustainability
to keep up as an action or process; to supply with necessities of life
natural gas
used as a fuel and to make carbon black, acetylene, and synthesis gas
fossil fuel
combustible organic material derived from the remains of former life

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