The moderator has paddled on the Wye, Severn, Trent and Thames for nearly 40 years. Grade 3 rapids make him nervous; so don’t expect much serious white water discussion. But the rest of you, go for it! iGreens already has the best guides to these rivers, and we are gradually extending to the rest of Europe and North America. Tell us about your trips.

Do-gooders think that if they prohibit bad things or subsidise good things they will get more of the former and less of the latter. Economists consider unintended consequences - it’s not called the dismal science for nothing. They look at what people do, not at what they say - at how the world is, not how people would like it to be.

Nothing is more important than children's education. So why do we leave so much of it to government?

iGreens.org is primarily an environmentalist site. But it’s one where we remember to blame governments for the harm they cause, and to credit the private sector for the good they do.

There is a legitimate role for government in regulating healthcare, paying for some of it and perhaps providing a little bit. In the UK the NHS provides almost all of it.

Hunters and fishermen, from the Quorn to the Inuit, are the best environmentalists - they look after their livelihood. Or perhaps you disagree.

The study of pre-historic life. i.e. fossils

“... strong emotion recollected in tranquillity.” Wordsworth.

iGreens.org reckon that for most suggestions that government should “do something” it would be preferable for government to stop “doing something else”.

Tasteful discussion about human sexual behaviour, and about keeping the government out of the bedroom. The extent to which humans vary in their sexual activities should make us reluctant to prohibit or regulate.

Everything else

Everywhere on earth the underlying rocks define the landscape, and mould agriculture and industry. Tell us how they do so where you live. Or just point out interesting outcrops.

They don't have to be French!

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