Business Green: The increasing legal risk faced by carbon-intensive firms worldwide was underlined this week with the news a coal-fired power plant in Australia is to face the country’s first legal challenge against a company’s carbon emissions. Green group Rising Tide earlier this week lodged a civil court action against the government-owned Bayswater power station, which is one of the largest greenhouse gas emitters in New South Wales (NSW). The action could result in stricter emission laws …