Clear Summaries of Scientific Reports on

Climate change

What is the state of scientific research and knowledge on climate change?

Milestone Reports on Climate Change
Climate Change

This Technical Report of AR6 summarizes the current understanding of observed climate change impacts on ecosystems and human societies as well as vulnerabilities and future risks More...

Latest update: 31 March 2022

Summary available in [en] [fr


Highlights of the main decisions of the Glasgow Climate Pact adopted at the 26th World Climate Conference (COP26) More...

Latest update: 25 January 2022

Summary available in [en] [fr] [nl

Global Warming

The earth’s climate has already warmed up by 1.0°C since the beginning of the industrial period. What will happen when this reaches 1.5°C or 2.0°C? How can it be prevented? More...

Latest update: 24 April 2019

Summary available in [de] [en] [fr

Arctic Climate Change

The Arctic is warming faster than the rest of the planet, and in a region where ice and snow are so present, this has deep impacts. How will environments and populations worldwide adapt to these changes? More...

Latest update: 30 May 2017

Summary available in [en] [fr] [nl

Solar Energy

Solar power has become significantly cheaper in the last few years, and installed capacity has grown substantially in the same period. What are the advances that are needed to reduce the cost further and deploy the technology on a larger scale ? More...

Latest update: 21 November 2015

Summary available in [en] [es] [fr

Climate impacts adaptation

This is a summary of the contribution of the working group II to the IPCC’s fifth assessment, evaluating various aspects of climate change impacts, adaptation, and vulnerability. More...

Latest update: 25 August 2014

Summary available in [en] [es] [fr

Climate Change Mitigation

The Fifth Assessment Report (AR5) of the IPCC was prepared by three working groups More...

Latest update: 25 August 2014

Summary available in [de] [en] [es] [fr

Wind Resources

Wind blows everywhere on the planet, and can be converted to electricity by wind turbines.

How much wind power capacity is there in the world? More...

Latest update: 20 November 2015

Summary available in [en] [es] [fr

Ozone layer depletion

Following the implementation of the ban on CFCs, the ozone layer has been slowly recovering. What is its state and how is it linked to climate change? More...

Latest update: 27 April 2017

Summary available in [de] [en] [fr

Climate Change

"Climate Change 2013: The Physical Science Basis" is a comprehensive assessment of the physical aspects of climate change, which puts a focus on the elements that are relevant to understand past, document current, and project future climate change. More...

Latest update: 24 March 2014

Summary available in [en] [es] [fr

Impacts of a 4°C global warming

The current policies that address climate change are likely to lead to an increase in global temperature of 4°C before the end of this century.

What are the consequences of such a warming? More...

Latest update: 30 September 2013

Summary available in [de] [en] [es] [fr

Climate Change

In 2007, the Intergovernmental Panel on Climate Change (IPCC) reassessed the state of knowledge in its 4th assessment report (4AR).

Clearly, the Earth’s warming is already having measurable consequences and future impacts are expected to be wide-ranging and costly.

How can we adapt to those changes? Is it possible to limit the extent of climate change and its impacts through mitigation efforts? More...

Latest update: 15 August 2007

Summary available in [en] [es] [fr] [nl

Arctic Climate Change

In 2005, the international project Arctic Climate Impact Assessment was completed by the Arctic Council and the International Arctic Science Committee (IASC).

Arctic climate is now warming rapidly and much larger changes are foreseen.

How had the climate changed in the Arctic so far, and what future changes are expected? How will arctic climate change affect the rest of the planet? More...

Latest update: 15 October 2006

Summary available in [en] [es] [fr

Climate Change

In 2001, the Intergovernmental Panel on Climate Change (IPCC) assessed the state of knowledge in its groundbreaking Third Assessment report (TAR).

What was already known in 2001? More...

Latest update: 15 September 2002

Summary available in [de] [en] [es] [fr

Fluorinated gases

Fluorinated gasses have an effect on the ozone layer and on the climate. What are the stakes related to their use in refrigeration or air conditioning? More...

Latest update: 21 November 2019

Summary available in [de] [en] [fr] [nl

Mitigation of climate change
Single-use plastics

Reusable tableware consistently outperforms single-use tableware in all the studies and across most environmental impact categories More...

Latest update: 20 May 2021

Summary available in [de] [en] [fr] [nl


Biological diversity (Part 3): challenges and objectives for 2050 More...

Latest update: 29 July 2021

Summary available in [en] [fr


Biological diversity (Part 1): the context of the Convention and its objectives More...

Latest update: 11 June 2021

Summary available in [en] [fr


Biological diversity (Part 2): the results of past & present action plans, objectives, actions and means at the horizon 2030 More...

Latest update: 22 July 2021

Summary available in [en] [fr


The IPBES has published its first global assessement of biodiversity. What are the conclusions of this evaluation of ecosystems and the services they provide ? More...

Latest update: 20 December 2019

Summary available in [de] [en] [fr

Food & Agriculture

Climate change poses a threat to food security; what are the strategies and policies that could help address this problem? More...

Latest update: 28 June 2017

Summary available in [en] [es] [fr

Energy Technologies

The growing use of energy that underlies current economic growth puts unsustainable pressure on natural resources and on the environment.

What options do we have for switching to a cleaner and more efficient energy future? How much will it cost? And what policies could achieve this? More...

Latest update: 9 February 2009

Summary available in [en] [es] [fr] [nl

Forests & Energy

In coming years, the world’s energy consumption is expected to increase dramatically. While fossil fuels will remain an important source of energy, renewable energies will also gain importance. Could biofuels derived from forests help meet the energy demand? More...

Latest update: 16 March 2009

Summary available in [de] [en] [es] [fr] [nl


Serious questions are being raised about the environmental impacts of producing liquid biofuels for transport, the costs of policies to promote them and their possible unintended consequences.

What could be the future role of biofuels for agriculture, food security and climate change? More...

Latest update: 30 September 2009

Summary available in [de] [en] [nl

CO2 Capture & Storage

One possible option for reducing CO2 emissions is to store it underground. This technique is called Carbon dioxide Capture and Storage (CCS).

How does it work? Could it really help addressing climate change?

The International Panel on Climate Change (IPCC) provides answers in a special report. More...

Latest update: 15 September 2007

Summary available in [en] [es] [fr] [nl

Themes covered
Publications A-Z

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