In May 2013, the Mauna Loa Observatory recorded the highest CO2 concentrations on record
Indicate whether the statement is true or false
TRUE
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The eutrophication that has taken place in Chesapeake Bay, the Gulf of Mexico, and other locations appears to be due to ________
A) weather alone, because it is only obvious in the summer B) pesticide use along the waterways C) global warming from human use of fossil fuels D) excess nutrients from fertilizers E) heavy metals dumped in the sewage
Which of the following would cause the evaporation rate to decrease?
A) increased water availability B) increased relative humidity C) increased temperature D) increased wind speed
Why would the effects of the storm have been so much more pronounced and long-lasting in Haiti than in the Dominican Republic?
A) The deforested areas in Haiti experienced increased volume and speed of rainfall runoff, causing mudslides and severe flooding. B) Because of the absence of forests, Haiti experienced stronger winds than the Dominican Republic. C) Haiti received much more rain than the Dominican Republic. D) The lack of forests in Haiti created a warmer land surface, which fed more heat energy into the hurricane, worsening the storm on that side of the island.
Which of the following is essential in order for GPS to function?
A) Highly accurate clocks B) A nearby base station on Earth's surface C) A small, radar unit D) A GIS unit in a receiver E) Locations on land instead of the ocean