Topic: changes in critical geographical features (including waterbodies and ice-caps) and in flora and fauna and the effects of such changes.
3) According to the UN’s Food and Agriculture Organisation, the world on average has just 60 more years of growing crops. This is because of degradation of soil health around the world. Critically examine the importance of soil to humans, causes of their degradation and urgent measures needed to revive their health. (200 Words)