1	2							3
		4																							5
6
7																8
													9										10
				11																	12							13
																		14
		15
						16		17
		18
19				20
																									21
22
					23
24														25

Across 1. a measure of the number of deaths 6. occurs if the number of people in a group exceeds the carrying capacity of the region occupied by that group 7. when one settles into a country where one isn't a native 8. the amount of increase that a specific variable has gained within a specific period and context 9. removing the middle-men percentage from coffee 11. is the initial building block in the scientific method 15. is the process of converting waste materials into reusable objects to prevent waste of potentially useful materials, reduce the consumption of fresh raw materials, energy usage, air pollution 16. a simple way to add nutrient-rich humus which fuels plant growth and restores vitality to depleted soil 19. unchanging population growth 22. a statement based on repeated experimental observations that describes some aspects of the universe 23. the maximum population size of the species that the environment can sustain indefinitely, given the food, habitat, water, and other necessities available in the environment 24. the total number of live births per 1,000 of a population in a year 25. the period of time required for a quantity to double in size or value

Down 2. growth whose rate becomes ever more rapid in proportion to the growing total number or size 3. when one leaves a country to settle into another one 4. the cultural and natural resources accessible to all members of a society, including natural materials such as air, water, and a habitable earth 5. middle-men adding their percentage to coffee 10. enough for the children of all species, forever 12. a well-substantiated explanation of some aspect of the natural world that is acquired through the scientific method and repeatedly tested and confirmed through observation and experimentation 13. is the lettering of a formula put forward to describe the impact of human activity on the environment 14. a law or rule that has to be, or usually is to be followed, or can be desirably followed, or is an inevitable consequence of something, such as the laws observed in nature or the way that a system is constructed 17. atastrophe is a prediction of a forced return to subsistence-level conditions once population growth has outpaced agricultural production 18. is a population shift from rural to urban areas,and the ways in which each society adapts to the change 20. is a state of deprivation, or a lack of the usual or socially acceptable amount of money or material possessions 21. S shaped