Agence France-Presse: South Africa will not sign any deal that would compromise the country’s economic development chances at the upcoming climate change conference in Copenhagen, the environment minister said Tuesday. “All negotiators are there to pursue national interests … and South Africa is no different in this regard. If a deal is going to compromise our national interest we are not going to support it 100 percent,” Buyelwa Sonjica told journalist. In the lead up to the crucial climate …