podEnglish Pre-Intermediate 34 Climate Change

When and how to use first conditional

global warming : when the earth heats up, the climate changes.

pollution : damage caused to the environment or nature.

natural resources : material from nature that can be used.

first conditional : when something is likely to happen.

- If + verb in present tense + future simple( main clause )

-> If the temperature continues to rise, the polar ice will melt. 

-> If the climate changes, there will be floods in some area.

-> If you drive fast, you will get there quickly.

1.

When we burn natural resources like coal and gas, the earth heats up.