Primary sources can be described as those sources that are closest to the origin of the information. They contain raw information and thus, must be interpreted by researchers. Secondary sources are closely related to primary sources and often interpret them.
The answer is A. The legend.
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Climate change has multiple effects on people and animals.
Every American is vulnerable to climate change impacts on their health at some point in their lives.
Climate change can have a range of impacts on physical, mental, and community health.
A warmer climate is expected to increase the risk of illnesses and death from extreme heat and poor air quality.
Climate change will likely increase the frequency and strength of extreme events (such as floods, droughts, and storms) that threaten human health and safety.
Climate changes may expose more people to diseases.
Some groups of people (e.g., the very young and the very old) are especially vulnerable to health impacts.
An indicator shows if the top of the map is north.
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