State of the Planet

News from the Columbia Climate School

happiness

  • Data Visualization: World Happiness Trends

    Data Visualization: World Happiness Trends

    Could the number of women in a nation’s government have an impact on its happiness? Can air quality effect the mood of a population? Do trains make people happier? Explore World Happiness Report data and trends that might also contribute to a country’s overall well-being.

  • Why Happiness Is Important

    Why Happiness Is Important

    The World Happiness Report 2015 measures and ranks the happiness of individuals in 158 countries around the globe. Which countries are the happiest and why?

Earth Month Graphic Collage: "Our Power, Our Planet - April 2025"

The first Earth Day in 1970 ignited a movement to stop polluting our planet. This Earth Month, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.

  • Data Visualization: World Happiness Trends

    Data Visualization: World Happiness Trends

    Could the number of women in a nation’s government have an impact on its happiness? Can air quality effect the mood of a population? Do trains make people happier? Explore World Happiness Report data and trends that might also contribute to a country’s overall well-being.

  • Why Happiness Is Important

    Why Happiness Is Important

    The World Happiness Report 2015 measures and ranks the happiness of individuals in 158 countries around the globe. Which countries are the happiest and why?