In business, it is unusual to find a technology that proves to be better and costs less than the one in use. In theory, that technology should spread like wildfire and quickly replace current production methods. If it doesn't, there is usually a barrier that prevents its spread.

Investment in projects that help countries adapt to climate change attracted around USD 20-24 billion in 2012, according to CPI?s recently published Global Landscape of Climate Finan

Having covered five UNFCCC conferences in the past, I recognize how challenging it could be to wrap one's mind around all the major issues going on in a conference with widely different interests and agendas.

• An emotional opening statement from the lead negotiator of the Philippines
• Full statement of Executive Secretary of UNFCCC

About this same time four years ago, publicity was awash with the historic Copenhagen climate change summit. Understandably, more than 100 Heads of State and government representatives had signed up to attend and everyone had heightened expectations: a legally binding climate deal.

Launched in 2007, Norway's International Climate and Forest Initiative (NICFI) supports efforts to reduce greenhouse gas emissions resul

Diane Archer is a researcher in IIED's Human Settlements Group and can be contacted at diane.archer@iied.org.

Christine Woerlen has authored two studies for Climate-Eval Community of Practice (Guidelines to Climate Change Mitigation and Meta Evaluations of Climate Change Mitigation Evaluation).

Not very often do we talk about independence, credibility and use as challenges of climate change evaluation. Does this in any way suggest that there are no issues of independence, credibility and use of climate change evaluations? I bet no. But what are they?