If the ecological footprint calculations for the world are correct, then we
a. have achieved a level of sustainability with respect to resources and population.
b. have about a half century before we will have exceeded our global carrying capacity.
c. are on the verge of exceeding our global carrying capacity.
d. are already in a situation of overshoot.
Question 2
Current estimates suggest that _______ people could be fed at the current American diet on a sustainable basis.
a. less than 7 billion
b. 811 billion
c. 2025 billion
d. more than 25 billion
The Saltwater Crocodile is the largest species of crocodile in the world.
Example of a cladogram, or branching order, of the New World monkey Superfamily Ceboidea.
World Population Growth, Past 10,000 years
How lenses correct visual problems: (A) emmetropia; (B) myopia; (C) hyperopia; (D) corrected myopia; ...
How to choose the correct u and dv when you integrate by parts
The per capita emissions of the developed world