Earth's population continues to grow daily. Which of the following statements best illustrates a possible consequence of such rapid growth? More oxygen will be available in the atmosphere. Competition for natural resources will increase. More land will be available for human habitation. People will begin using fossil fuels less.

The world´s population, the biggest the planet has seen, continues to grow rapidly; currently it is estimated that there are 7.7 billion people. As history has shown repeatedly, when groups of people are faced with limited resources, especially live or death resources, like water, competition, tensions, wars and battles tend to break out as a group of people struggles to secure the precious resources, leaving the losing side with no more prospects than to die.