According to the World Resources Institute, if the current rates continue, how much of the world's remaining forests will be lost in the next two decades?
A. 10%
B. 20%
C. 30%
D. 40%
E. 50%
Answer: D
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A parcel of air at 25°C is completely saturated with a vapor pressure of 30 mb. Cloud formation removes water vapor from the atmosphere resulting in a new vapor pressure of 15 mb at the same temperature of 25°C. What is the relative humidity of the parcel of air at 25°C and 15 mb?
A) 15 mb
B) 50%
C) 50 mb
D) 15%
Which of the following pairs lists an r-selected organism followed by a K-selected organism?
A) elephant; whale B) pine tree; dandelion C) dandelion; pine tree D) grasshopper; whale E) elephant; pine tree
Explain the reactions that occur in a nuclear power plant
What will be an ideal response?
Over 100 years ago, nearly 75% of waste made up from residential homes in New York City was ________
A) plastics B) food waste C) paper D) wood E) coal ash