Ecosystem stability is the ability of an ecosystem to maintain a steady state, even after a stress or disturbance has occurred. In order for an ecosystem to be considered stable, it needs to have mechanisms in place that help it return to its original state after a disturbance occurs.
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The team investigates the Gulf of Mexico oil disaster, with Liz Bonnin joining the rescue effort to protect the local wildlife in Louisiana, and Jem Stansfield building a scale model to illustrate how oil leakages happen and ways they can be dealt with.
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We all know that feral plants and animals are a big problem for the environment, but they’re also an expensive problem! A recent report has found that, all up, invasive species have cost Australia $390 billion in the past 60 years. Tash talks to one of the report’s authors to find out more about feral plants and animals and why they’re such a big problem.