"'Having large families should be frowned upon as an environmental misdemeanour in the same way as frequent long-haul flights, driving a big car and failing to reuse plastic bags', says a report to be published today by a green think tank."Maybe we should all have a few more children.
"The decision to have children should be seen as a very big one and one that should take the environment into account."
"as a general guideline, couples should produce no more than two offspring.