A. increased demand for natural resources; need to create environmental laws to protect natural resources for human consumption; need to develop air quality control systems for big business; need to ensure proper disposal of human waste
Space, environment, weather, population increase and decreas
A mineral makes up a rock
because while plants are exhaling oxygen humans are inhaling it but when humans exhale carbon plants would inhale it.
Eugene is running and needs more energy. He drinks a sports drink with sugar, but that sugar needs to be converted to another form of chemical energy forhis leg muscles to be able to use it. The process that will convert the sugar to energy that his cells can use is cellular respiration
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