Answer:
B. limiting families to only one child
Answer:
A. They are extremely difficult to extinguish because fuel obviously is abundant and oxygen can enter easily, even through joints in surrounding rock.
Explanation:
Coal bed fires refers to spontaneous combustion which are triggered by human activity (mining), lightning, wildfires etc.
This usually happen underground when the coal beds are exposed to oxygen as a result of mining activities or human induced fires or combustion.
Electromagnetic radiationEarth's surface and atmosphere emit primarily infrared radiation.
The Earth emits infrared radiation or longwave radiation. This follows at once from the electromagnetic energy spectrum and the respective temperatures of the sun and Earth.
The Earth emits in the main longer wavelength infrared radiation that we can't see. daylight made up of seen light passes thru the atmosphere on the way into Earth, but the greenhouse gases inside the Earth's ecosystem soak up infrared radiation going out to the area.
Atmospheric radiation is the float of electromagnetic strength among the solar and the Earth's floor as its miles are motivated via clouds, aerosols, and gases within the Earth's environment. It consists of each sun radiation (sunlight) and long-wave (thermal) radiation.
Learn more about electromagnetic radiation here:brainly.com/question/1408043
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