Associated Press: Japan pledged $450 million in aid Saturday to Pacific island nations that are battling rising sea levels and natural calamities as a result of global warming. The island nations include Fiji, the Marshall Islands, the Solomon Islands and others dotting the Pacific Ocean, some of which are threatened with rising sea levels. The assistance will help fight environmental disasters and provide access to clean water, renewable energy and related projects. Scientists say the melting of Arctic glaciers is...