Earth's climate has become increasingly warmer and drier since the end of the Cretaceous Period, 65 million years ago.

Answer the following statement true (T) or false (F)


False

Environmental & Atmospheric Sciences

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The major difference between richness and equitability is that

A) richness is a measure of biodiversity and equitability is a measure of competition. B) richness expresses how complicated the organisms that make up an ecosystem are, while equitability only considers the number of organisms. C) richness is a count of the number of species present in an ecosystem and equitability describes how evenly distributed the populations of each species are. D) richness describes the number of r-selected species in an ecosystem and equitability expresses the number of K-selected species in an ecosystem.

Environmental & Atmospheric Sciences

With respect to making a shift from unsustainable lifestyles to sustainable lifestyles, it is estimated that we have about _____________years to accomplish this, but that it takes about _______________per cent of the population to bring about such

major social changes. a. 50 to 100; 50 to 100 b. 100 to 1,000; 5 to 10 c. 50 to 100; 5 to 10 d. 5 to 10; 50 to 100 e. 75; 75

Environmental & Atmospheric Sciences

Which station has the highest wind speed? What is the name of the city, and what is the wind speed?

Use an atlas to identify the weather station:

Environmental & Atmospheric Sciences

Chemical activity increases and decreases directly with temperature, given equal availability of moisture

a. True b. False Indicate whether the statement is true or false

Environmental & Atmospheric Sciences