Oil and gas companies have until 2023 to make 'Paris compatible' plans, or face divestment. : When the Church of England vowed to fight the "great demon of climate change" back in 2014, it was mulling fossil fuel divestment only as a backstop if outreach to energy giants failed. It has since divested from some of the dirtiest fossil fuels, dropping thermal coal and tar sands interests in particular, but it maintained a preference for outreach and engagement when it comes to oil and gas.