ESS Terminology crossword

2. pollutants that cannot be broken down by living organisms and are organic
5. a particular worldview or set of paradigms that shapes the way an individual perceives and evaluates environmental issues
6. a system that has transfer of energy, but not of mass
8. the environment in which a species normally lives
10. feedback that amplifies or increases change
12. a critical threshold when even a small change can have dramatic effects and cause a disproportionately large response in the overall system
13. using global resources at a rate that allows natural regeneration and minimises damage to the environment
14. the pollution comes from a discrete source that can be tracked
16. the process whereby the concentration of a chemical increases at each trophic level

1. the removal of some or all of a cover of trees
3. all forms of rainfall, snow, frost, hail and dew
4. the process by which vegetation in drylands i.e. arid and semi-arid lands, such as grasslands or shrublands, decreases and eventually disappears
7. the nutrient enrichment of streams, ponds and groundwater due to increased levels of nitrogen and phosphorus
9. this equilibrium has constant inputs and outputs of energy and matter, but the overall stability of the system remains
11. feedback that counteracts any change away from equilibrium, contributing to stability
13. this law of thermodynamics states that energy goes from a concentrated form to a more dispersed form
14. a group of species living together in the same environment at the same time
15. pollutants that are active on emission