'As opposed to wind or solar energy, fossil fuels are these types of "resources"; they run out'
Non-renewable
THE ENVIRONMENT: As opposed to wind or solar energy, fossil fuels are these types of resources; they run out
As opposed to wind or solar energy, fossil fuels are these types of "resources"; they run out
As opposed to wind or solar energy, fossil fuels are these types of "resources"; they run out
THE ENVIRONMENT
Non-renewable
THE ENVIRONMENT