The world population 60 years ago was just over 2 billion and it's now more than 6 billion. This huge increase - an explosion really - has probably done more harm to the environment than anything else.

Your country is one of the most notorious centres of trading in endangered species.

So who's on drugs here?... He looks as if he's on drugs.

Ah, you're the one who wrote the letter. So you can write then.

How do you keep the natives off the booze long enough to pass the test?

So you are the people tearing down the Brazilian rainforest and breeding cattle.

It's my custom to say something flattering to begin with so I shall be excused if I put my foot in it later on.