A hypothesis (definition)
What is an educated guess
The layer of the atmosphere closest to earth
The geological age when human activity is the dominant influence on the environment.
What is the Antropocene?
What is Ultraviolet (UV) radiation?
Carbon dioxide is expelled by living things through this process
What is respiration?
All variables that must be kept the same each time during an experiment
What is control variable
The layer of the atmosphere where ozone is beneficial
What is the stratosphere?
Carbon dioxide, methane, nitrous oxide are examples of this
What are Greenhouse Gases?
What is Chlorofluorocarbons (CFCs)
Cars, power plants and gas stoves are examples of
"If I fertilize my plants, they will blossom" is an example of
What is a hypothesis?
What is oxygen?
The amount of carbon dioxide emitted into the atmosphere by humans
The international conference during which the world banned the use of CFCs
The entire transportation sector accounts for this percentage of global carbon emissions
The factor being manipulated in an experiment
The most important agency that works on the environment
What is the Environmental Protection Agency (EPA)?
What is to decarbonize?
Ozone is harmful when found is this layer of the atmosphere
What is troposphere?
This is both a carbon source and sink
What is the ocean?
Something an experiment must be
What is repeatable?
The bill that gave the EPA the authority to regulate air pollution
What is the Clean Air Act?
The first scientist to provide evidence of modern climate change
Who was Charles Keeling?
What is three oxygen molecules?
What is direct air capture?