Cigarettes are a multi-billion-dollar business that kills people and the planet. Lawmakers and socially responsible investors are taking a stand

The signatories of Caring for Climate, the UN climate action platform for business, met in Doha. Now the real work begins

The UN Climate Change Conference kicked off today at the Qatar National Convention Centre in Doha, Qatar. Informally dubbed COP18/CMP8, the conference will last two weeks and attempt to assess progress in climate-change policy while creating a platform for the parties involved to adopt resolutions.

At least six degrees Celsius of global warming could be possible by century's end if current rates of growth in fossil fuel emissions remain stable, according to a new analysis from PwC, one of the "Big Four" accounting firms.