The natural world topic from the Oxford Advanced Learner's Dictionary

Farming(see all)

Animal farming Farm people Growing crops On the farm

Geography(see all)

Coastlines and the sea Countries and continents Describing geographic regions Mountains and valleys Other geographic features Rivers and lakes

Plants and trees(see all)

Plants Trees

The environment(see all)

Climate change Conservation Natural disasters The power industry Waste and pollution

Weather(see all)

Describing weather Rain Sky Snow and ice Temperature The atmosphere Wind