Across
- 1. A type of ecological factor that changes intensity depending on the population density of the populations involved
- 3. The build-up of of non-biodegradable substances up a food chain
- 5. The relative abundance of each species in a community
- 9. The type of feedback loop that destabilises systems and drives them towards tipping points
- 10. A symbiotic relationship where both parties benefit
- 12. An area around a national park where small subsistence farming can take place
- 17. The method used to estimate the population of a motile species
- 18. The maximum population size of a species, restricted by limiting factors
- 19. The average time period a carbon atom remains in its store
- 22. The total diversity of living systems and it exists at several levels
- 25. A symbiotic relationship where one benefits to the detriment of the other
- 26. A species adapted to harsh climatic conditions
- 29. A lens shared by a group of people through which they perceive and act within their environment
- 31. A group of organisms that can interbreed to produce fertile offspring
- 33. A technique used in ecological urban planning to recreate natural features like green walls and waterfalls
- 35. The location in which a population or community lives
- 36. An interbreeding group of a single species in a certain place and time
- 39. A system that exchanges energy but not matter with its surroundings
- 40. The process of capturing atmospheric carbon dioxide and storing it
- 42. A flow that involves only a change in location of energy or matter
- 44. A treaty that aims to develop national strategies to protect biodiversity
- 45. A tool used to measure the population of non-motile populations
- 46. The movement of people from dense urban areas to urban peripheries
- 48. an international organisation that publishes the conservation red list
- 49. A species that creates niches for other species and is important for the resilience for an ecosystem
- 50. The area of land required to produce the resources and absorb the waste of a given population
- 52. The changing of crops grown in soil each season, to allow nutrients to replenish
- 53. The clearing of forests
- 55. The replacement of one community by another in an area over time due to changes in biotic and abiotic variables
- 57. The set of biotic and abiotic conditions and resources upon which a species depends
- 58. The type of feedback loop that stabilises systems and reverses changes
- 61. The rejuvination of natural habitats using techniques such as reintroducing locally extinct species or reforestation
- 62. The final sere of succession
- 64. The rate at which a population grows or declines, based solely on birth and death rates
- 67. a connection built to connect disparate ecosystems to improve gene flow of populations
- 68. The use of volunteers to collect large amount of data for ecological studies
- 69. The index that quantifies species diversity
- 70. The average number of years people in a population are likely to live
- 71. The average number of births per woman of childbearing age
- 73. A treaty that aims to prevent species becoming endangered through illegal hunting and trade
- 74. The center of a national park, designed to be undisturbed except from scientific studies
- 75. The generation of new species through evolution
- 76. A technique used in ecological urban planning to reduce the impact of natural disasters
- 77. The right of all people to live in a pollution free environment and have equitable access to shared resources
- 78. A model that shows the inputs and outputs that result from our perspectives
- 79. The separation of one population with another of the same species, so that they can no longer breed
Down
- 2. The type of conservation strategy that occurs outside of the natural habitat, such as in zoos and seed banks
- 4. The type of conservation strategy that aims to preserve whole habitats
- 6. The mass in living organisms that acts as a store of energy
- 7. A quality or principle that people feel have importance in life
- 8. The time is takes for a population to double in size
- 11. The absorption of non-biodegradable substances into organisms over time
- 13. A usually cute and iconic species used to promote conservation
- 14. A description of atmospheric conditions over a short period
- 15. A measure of the monetary value of goods and services produced and sold in a given period by a country
- 16. The number of deaths in a population per 1000 people per year
- 20. A is a collection of interacting populations within the ecosystem
- 21. A type of equilibrium where inputs and outputs are constant but balance themselves out
- 23. The capacity for a given area to produce resources and absorb waste
- 24. The growing of only a single crop species and the use of heavy machinery and large amounts of artificial fertiliser
- 27. A flow that involves a change in chemical nature, state or energy
- 28. A form of in-situ conservation that includes pest-exclusion fencing
- 30. The intense digging and stirring of soil in an attempt to aerate it, which destroys soil integrity
- 32. The conversion of light energy to chemical energy
- 34. The index used to calculate an estimation of population size
- 37. The overexploitation of a shared resource due to self-interest
- 38. The build up of carbonic acid in oceans due to increases dissolving of carbon dioxide
- 41. A measure of the long-term viability of a system, comprised of three pillars
- 43. A system that exchanges both energy and matter with its surroundings
- 47. A group of comparable ecosystems that developed in similar climatic conditions
- 51. The mechanism driving evolutionary change
- 54. The theory that explains how the atmosphere circulates and the distribution of global biomes
- 56. A description of atmospheric conditions over a long period, typically over averages of 30 years
- 59. A model used to illustrate relative numbers, biomass or productivity in a food chain
- 60. The number of births in a population per 1000 people per year
- 63. The number of species in a community
- 65. How a particular situation is viewed and understood by an individual
- 66. The changes in community along an environmental gradient
- 72. The tendency of a system to resist change and remain stable