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A) The Maya and the Aztecs B) China and the Roman Empire C) Egypt and Mesopotamia D) Greece and the Persian Empire
A) The Middle Ages B) The Renaissance C) The Industrial Revolution D) The Information Age
A) Water scarcity B) Soil erosion C) Noise pollution D) Global warming
A) Easier to harvest in forests B) Higher energy yield per unit mass C) Lower carbon footprint D) Faster to regenerate
A) Artisanal crafts B) Agriculture and food processing C) Space exploration D) Industry and transportation
A) Manual shaft digging B) Hydraulic fracturing C) Deep sea dredging D) Open pit methods
A) China B) The United States C) Britain D) Germany
A) 1950s B) 1910s C) 1890s D) 1860s
A) Seventy percent B) Less than five percent C) Over a fourth D) Exactly half
A) 20th century B) 19th century C) 21st century D) 18th century
A) Plastic synthesis B) Glass manufacturing C) Textile weaving D) Smelting and alloy production
A) Mining equipment efficiency B) Health of miners C) Coal color variations D) Price of coal
A) Capitalist reform groups B) Religious fundamentalist groups C) Conservative monarchist parties D) Left or Socialist movements
A) Ocean acidification B) Ozone depletion C) Strip mines and mountaintop removal D) Deforestation
A) It has completely stopped B) It consistently grows C) It fluctuates unpredictably D) It is rapidly declining |