Earth's Environment

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Across
  1. 2. hazard - Natural phenomenon with lasting negative impact on the Earth's environment, usually resulting from interior processes, or severe weather.
  2. 5. - when a species of plant or animal no longer exist in the biosphere due to human or global stress.
  3. 6. - the capacity of an ecosystem to respond to a perturbation or disturbance by resisting damage and recovering quickly.
  4. 8. wave - a longitudinal earthquake wave that travels through the interior of the earth and is usually the first conspicuous wave to be recorded by a seismograph.
  5. 9. - the regions of the surface, atmosphere, and hydrosphere of the earth (or analogous parts of other plants) occupied by living organisms.
  6. 11. - the number of different species of plants and animals in an area.
Down
  1. 1. scale - a scale of tornado severity with numbers from 0-6, based on the degree of observed damage.
  2. 3. scale - A numerical scale for expressing the magnitude of an earthquake on the basis of seismograph oscillations.
  3. 4. relationships - relationship in which two organisms are mutually dependent on each other for survival.
  4. 7. - The process of migration of new species into an ecosystem after a disruptive event.
  5. 9. - in a community of plants and animals that have common characteristics for the environment they exist in.
  6. 10. wave - A wave motion in a solid medium where the medium moves perpendicular to the direction of the travel of the wave; vibrate at right angles to the direction of the seismic wave.