地球 ちきゅう環境 かんきょう問題 もんだい

chikyūkankyōmondai

1. Not an Earth/environmental issue.; Not a global environmental problem.

1. Was an Earth environmental problem.

1. Regarding environmental problems on Earth; Earth's environmental issues

1. Environmental problems; Earth's environmental problems

1. It is not an environmental issue.; It's not about the global environment.

1. It's not an environmental issue.; It isn't an environmental problem.

1. It was an environmental issue.; It was a global environmental problem.

1. Earth's environmental problems.; Environmental issues.

1. It is not an environmental issue.; It is not a global environmental problem.

1. It wasn't an environmental issue.; It wasn't a global environmental problem.

1. Probably environmental issues.; Likely Earth's environmental problems.

1. It wasn't an environmental issue.; It wasn't a global environmental problem.

1. It wasn't an environmental issue.; It wasn't a global environmental problem.

1. Probably environmental issues.; Probably global environmental problems.

1. It was not an environmental issue of the Earth.; It wasn't a global environmental problem.

1. If it were an environmental problem on Earth; When it is an environmental problem on Earth

1. If/when it is a global environmental problem; If/when there is a global environmental problem

1. If/when environmental problems on Earth; Regarding Earth's environmental problems