Ex: Children should be educated on the biosphere through field trips and practical experiments.

Ex: Scientists spend their whole careers studying the effect of emissions on the climate.

Ex: We should try to collect and use more run-off water, to avoid having to recycle water so much.

Ex: My family have a well which connects to an aquifer, giving very pure water.

Ex: Water filtration might be a solution to water shortages in very hot countries.

Ex: The Mediterranean is badly tainted in some areas by sewage pollution.

Ex: Deforestation has increased soil erosion seriously in Brazil.

Ex: Logging has endangered many species throughout the world.

Ex: In most countries, dumping rubbish is a criminal offence