Stars are classified according to their temperature and luminosity. Using the Hertzsprung-Russell diagram compare and contrast white dwarfs with super giants.

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

What does natural resource management aim at ?