Examlex
People who use ________ are often able to discontinue their drug use without professional help.
Weather Balloon
A balloon that carries instruments aloft to send back information on atmospheric pressure, temperature, humidity, and wind speed at different altitudes.
Tropopause
The boundary in the Earth's atmosphere between the troposphere and the stratosphere, where temperature begins to increase with altitude.
Gaseous Biogeochemical Cycles
The circulation of chemical elements like carbon and nitrogen through the atmosphere, involving exchanges between living organisms and physical processes.
Carbon Dioxide
A gas devoid of color and smell, produced from the burning of carbon-containing compounds and the act of breathing. Naturally found in the environment, it is essential for plant photosynthesis.
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