Before implementing changes, it is always important to plan a risk analysis. Read the following case study and answer the questions below:

In 1935, cane toads were deliberately introduced toAustralia from Hawaii. Cane toads feed on insects and larvae which affect sugar caneproduction,andtheir introduction was designed to limit damage to crops. However, cane toads are not selective in theirdiet,andthey are suspected of being responsible for the demise of several species. They are now considered a pest and have no natural predators. This is probably not what the authorities intended when the initiative to introduce them was first agreed.

a.How could this situationhavebeen prevented?Explainin your own wordsperforming arisk analysiswouldhave helped.

b.Perform a risk analysis for this situation in hindsight: identify the risk (which occurred), rate itslikelihoodand severity.

c.What strategies could have been put in place to avoid this situation? Identify one strategy that would have mitigated the risk.