Place the following countries in order of thier environmental efforts with country 1 having the most environmental efforts in place and 4 having the least
Japan
South Korea
China
North Korea

Where is the world’s shortest commercial runway?

What happens to rock when acid reacts with it?

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.