The Kyoto treaty has an estimated cost of between US$150 and $350 billion a year, starting in 2010.
Money spent on carbon cuts is money we can't use for effective investments in food aid, micronutrients, HIV/AIDS prevention, health and education infrastructure, and clean water and sanitation.
I'm a vegetarian, but I don't expect other people not to eat meat.
For the longest time in Denmark I didn't want to say what I was politically. I thought it was irrelevant.
The main environmental challenge of the 21st century is poverty. When you don't know where your next meal is coming from, it's hard to consider the environment 100 years down the line.
Wishful thinking is not sound public policy.
We need to invest dramatically in green energy, making solar panels so cheap that everybody wants them. Nobody wanted to buy a computer in 1950, but once they got cheap, everyone bought them.
There is no question that global warming will have a significant impact on already existing problems such as malaria, malnutrition, and water shortages. But this doesn't mean the best way to solve them is to cut carbon emissions.
My suggestion is that we should first work to ensure the Third World has clean drinking water and sanitation.
Global warming is real - it is man-made and it is an important problem. But it is not the end of the world.
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