describe both positive and negative human interactions within ecosystems and explain their impact on biodiversity

evaluate evidence for the impact of environmental changes on the distribution of organisms, with reference to water and atmospheric gases

describe some of the biological factors affecting levels of food security including increasing human population, changing diets in wealthier populations, new pests and pathogens, environmental change, sustainability and cost of agricultural inputs

explain some of the benefits and challenges of maintaining local and global biodiversity

extract and interpret information related to biodiversity from charts, graphs and tables

describe and explain some possible biotechnological and agricultural solutions, including genetic modification, to the demands of the growing human population