Questions with the keyword 'population'

• Although it would be a lot of hard work… Would it be possible for us to lift up the whole of the right side of the by dandelion to Mike, Pip, Tianfu, Tim, Tom Comments: (so far, 5s comments )
• If all the materials on the planet run out over the next hundred years, for example oil what do u think will happen? by dandelion to Mike, Pip, Tianfu, Tim, Tom Comments: (So far, one comment )