Did the sumer civilization exist during the paleolithic, neolithic, or bronze age? provide evidence for your answer.

Which of following most accurately describes china today?

What are three supporting points as to why opium was wrong in the chinese trade? why should it have stopped? (opium wars)

Match your vocabulary word to its definition. 1. hectare reduced ability of the soil to support life 2. land degradation of spain and portugal 3. mangrove the pressing of soil particles closer together reducing the amount of air between particles 4. salinization 2.5 acres 5. junta group that controls the government 6. iberian small tropical tree 7. compaction higher than normal salt content in the soil