<em>Answer: </em>
<em>public service announcement </em><em> </em>
<em>Explanation:</em>
<em><u>The term public service announcement</u></em><em> is described as a particular message in the "public interest" that is being disseminated in the absence of any charge, encompassing the objective or motive of spreading awareness of, and changing or altering public behaviors and attitudes towards a specific social issue or cause.</em>
<em><u>As per the question, the correct answer is the public service announcement.</u></em>
Answer:
A. development of automobiles with lower nitrogen oxide and hydrocarbon emissions.
Explanation:
This act implements a comprehensive program to reduce air pollution to protect human health and environment, the amends made in 1990 focused on problems of acid rain, ozone depletion, and toxic air pollution, they established new auto gasoline reformulation requirements and set the Reid vapor pressure standards to control evaporative emissions from gasoline.
One of the most important sources of energy is the sun. The energy of the sun is the original source of most of the energy found on earth. We get solar heat energy from the sun, and sunlight can also be used to produce electricity from solar (photovoltaic) cells
1) Renewable energy
energy from a source that is not depleted when used, such as wind or solar power
2) non renewable energy
A non-renewable resource is a natural resource that cannot be readily replaced by natural means at a pace quick enough to keep up with consumption
