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climate change

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  • Blog post
  • Blog post
  • Blog post

    Towards a Climate Safe Common Future

    The two defining challenges of this century are climate change and poverty. Our challenge is to find a way to deal with both, at the same time.

    This piece originally appeared on the World Resources Report website.

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  • Blog post

    A Wake Up Call to Save Coral Reefs

    Reefs at Risk Revisited reveals a new reality about coral reefs and the increasing stresses they are under.

    This piece originally appeared as the foreword to Reefs at Risk Revisited.

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  • Video
  • Charts & Graphs
  • Charts & Graphs

    Approximately 370 observations of coral bleaching were reported globally between 1980 and 1997, while more than 3,700 were reported between 1998 and 2010.

    charts graphs
    Water
  • Publication

    Reefs at Risk Revisited

    This report provides a detailed assessment of the status of and threats to the world's coral reefs. It evaluates threats to coral reefs from a wide range of human activities, and includes an assessment of climate-related threats to reefs. It also contains a global assessment of the...

    publication
    Water
  • Map
  • Map

    Thermal Stress on Coral Reefs, 1998 – 2007

    The map reflects the locations of thermal stress (i.e., abnormally high sea surface temperatures) on coral reefs between 1998 and 2007 based on coral bleaching observations (in purple) and severe ther

    map

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C40 Shows How Cities Can Lead on Climate Change Solutions

When it comes to changing the way we use energy, cities are at the center of the action.

On June 2nd, I had the pleasure of speaking at the C40 Summit in São Paulo, Brazil. The C40 Cities Climate Leadership Group consists of iconic cities from around the world committed to addressing climate change. Chaired by New York City Mayor Michael Bloomberg, the group has recently joined forces with the Clinton Climate Initiative’s Cities Program. Together, this partnership can have meaningful role in the fight against climate change.

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Second Week of Bonn Climate Negotiations Provides Chance to Build Bridges

Eleanor Roosevelt once said that the United Nations is “a bridge upon which we can meet and talk”. The bridge builders were sorely missing during the first week of the latest round of climate negotiations in Bonn. Instead of moving forward on substance and laying the foundations for progress in Durban, negotiators became embroiled in a series of agenda fights. This resulted in days of paralysis in the formal process.

What can we learn from the first week’s events, are there any positives to take going into week two, and what should negotiators do to turn this session around?

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United Kingdom Adopts Ambitious Climate Change Target

Today, the government of the United Kingdom took a significant step to shift to a low-carbon economy, providing clear signals to investors that the UK wants to host large-scale clean energy projects moving forward.

The agreement announced today takes the form of a legally binding target to reduce greenhouse gas emissions 50 percent below 1990 levels by 2025, as part of the country’s fourth carbon budget. The agreement of the country’s conservative and liberal democrat parties extends current targets and continues the country on an aggressive reduction path from 2023-2027.

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Q&A: What is a Green Economy?

The global recession has brought new attention to chronic structural flaws in current economic models and assumptions. As economies struggle to recover, many are taking a closer look at the broad concept of a "Green Economy," one that simultaneously promotes sustainability and economic growth What would this type of economy look like, and how could we get there? Here are responses to some of the most commonly-asked questions.

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