Analysis

• Time for a new energy paradigm

  01 April 2007

  Martijn Wilder and James Cameron argue that, for renewable energy to play its full part in the battle against climate change, new ways of thinking about energy supply are required – supported by new approaches to policy

• No time to wait

  01 April 2007

  Attempts to forge a post-2012 climate agreement are grinding on – but rich ­countries must not wait to put the foundations of an agreement in place, argues Brice Lalonde

• All along the chain

  01 April 2007

  REC Group's integrated approach to the solar value chain could position it as the Standard Oil of the sector. Elizabeth Block reports

• Raising the roof

  01 April 2007

  For many customers, high up-front costs rule out installing solar PV systems. But, as Jess McCabe reports, innovative financing packages are changing the economics of solar energy

• Warm glow for solar stocks?

  01 April 2007

  The solar sector can expect continuing support from policy-makers, but non-financial barriers remain an often-overlooked issue, says Michael McNamara

• Following through on climate promises

  01 April 2007

  The TXU deal represents a sea-change in how Wall Street views carbon risk. But transparency, accountability and – ­ultimately – delivery are now crucial, say Jon Sohn and Smita Nakhooda

• Restraint creeps in

  01 April 2007

  Venture capitalists remain bullish about the cleantech sector, but notes of caution are increasingly heard. Trevor Curwin reports from San Francisco

• Turbine shortage looms large

  01 April 2007

  The rapid growth of the wind energy sector is putting pressure on turbine supply. Candida Jones reports on how developers are tackling the ­problem

• The lull before the storm?

  01 March 2007

  As far as natural catastrophes are concerned, the insurance industry – and the planet – got off lightly in 2006.?But the world's largest insurers warn that worse is to come. Jess McCabe reports

• Carbon credits prove elusive for biofuels

  01 March 2007

  There is still no system to allow developers of biofuel projects to trade in carbon emission reductions, says Caitlin Randall