In 1974, it was discovered that CFCs were destroying _______ in the stratosphere.
Fill in the blank(s) with the appropriate word(s).
ozone
Environmental & Atmospheric Sciences
You might also like to view...
In 1957, the Soviet space program launched _______________, the first artificial Earth satellite.
Fill in the blank(s) with the appropriate word(s).
Environmental & Atmospheric Sciences
In a forest ecosystem, occasional ____________________ fires have a number of ecological benefits
Fill in the blanks with correct word
Environmental & Atmospheric Sciences
Nitrous oxide enters the atmosphere through the burning of fossil fuels and
A. rice paddies. B. use of fertilizers. C. wetlands. D. cattle.
Environmental & Atmospheric Sciences
When several cities grow and merge together into vast urban areas, they are called
A) primate cities. B) regions. C) agglomerations. D) conurbations.
Environmental & Atmospheric Sciences