Will consumer choices make a difference to global climate change?
Russian President Vladimir Putin has resisted calls from EU leaders to agree to binding rules on energy relations at a summit in Finland.
Meanwhile the European Commission is aiming to reduce Europe's energy consumption by 20% by 2020, part of 75 wider energy measures.
In this week's Green Room Dr Matt Prescott of banthebulb.org argues that market forces alone cannot cure the environment's ills, and that political leaders must take tough, maybe even unpopular decisions on investment, technology, regulation, and more.
Do you agree with Matt Prescott? Do free markets help the environment? What decisions must our politicians take?
Click here to read this week's Green Room
Click here to read EU energy goals story
Click here to read EU and Putin talks story