- [STE0203-05] How many periods of warming and cooling has the Earth undergone, according to scientists?1
- [STB0203-02] Which human activities contribute to climate change?1
(Mark all correct answers)
- [STB0203-03] Which field of human activity is the largest source of greenhouse gases?1
- [STB0203-04] What impact can climate change have?1
(Mark all correct answers)
- [STB0203-05] What ways should we choose to fight climate change?1
(Mark all correct answers)