What were martin luther’s reasons for protesting the catholic church? ?

In addition to carbon ,carbonate minerals contain

The soviet union and the united states believed in two very different economic systems. what were the names of each?

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste