Original sentence: A previous open letter was signed by 27 climate experts and sent to current Prime Minister, Jean Chretien.Advocates of the Kyoto Protocol claim that reducing these emissions is crucially important; carbon dioxide, they believe, is causing the earth's atmosphere to heat up too much (see global warming).An open letter was written to Canada's future Prime Minister, Paul Martin, signed by 46 climate experts from six countries - Mr
Edited sentence: A good example is the open letter to Canada's future Prime Minister, Paul Martin, signed by 46 climate experts from six countries - see  - Mr.A previous open letter, signed by 27 climate experts and sent to current Prime Minister, Jean Chretien is also significant - see.Advocates of the Kyoto Protocol claim that reducing these emissions is crucially important; carbon dioxide, they believe, is causing the earth's atmosphere to heat up too much (see global warming hypothesis).However, other documents that support the notion that Kyoto is seriously flawed scientifically are supported by well qualified experts.However, recent research has shown more and more conclusively that CO2 is not s significant climate driver and so Kyoto, and other GHG initiatives, are not worthwhile