Answer:
it helps researchers sense things on earth. they are usually on aircraft or in a satellite.
Explanation:
it collects data from a different level detecting the energy from the earth. this energy comes naturally from the earth's surface. it even most commonly picks up reflected sun light (which is also a source of radiation)
Im not sure but there is a city in Bulgaria named “Oven”
Ruler, Key, Compass, Pencil
Explanation:
The UN Framework Convention on Climate Change noted that Asia's large population, the frequency of natural disasters in the region, and a sometimes chaotic process of urbanisation, with population relocation to coastal cities, as some of the factors that make Asia especially vulnerable to the risk of climate change.
I think that's wrong but I tried to help tho :)