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  2. List of global issues - Wikipedia

    en.wikipedia.org/wiki/List_of_global_issues

    This list of global issues presents problems or phenomena affecting people around the world, including but not limited to widespread social issues, economic issues, and environmental issues. Organizations that maintain or have published an official list of global issues include the United Nations, and the World Economic Forum.

  3. Encyclopedia of World Problems and Human Potential

    en.wikipedia.org/wiki/Encyclopedia_of_World...

    Print from 1976 to 1995, CD-ROM in 1995, online since 2000. The Encyclopedia of World Problems and Human Potential ( EWPHP) [1] is a research work published by the Union of International Associations (UIA). It is available online since 2000, [2] and was previously available as a CD-ROM and as a three-volume book. [3]

  4. Environmental issues - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues

    Environment destruction caused by humans is a global, ongoing problem. [4] Water pollution also cause problems to marine life. [5] Most scholars think that the project peak global world population of between 9-10 billion people, could live sustainably within the earth's ecosystems if human society worked to live sustainably within planetary ...

  5. As the world's problems grow more challenging, the head of ...

    www.aol.com/news/worlds-problems-grow-more...

    In his first address to world leaders in 2017 after taking the helm of the 193-member United Nations, Guterres cited “nuclear peril” as the leading global threat.

  6. Human overpopulation - Wikipedia

    en.wikipedia.org/wiki/Human_overpopulation

    Human overpopulation (or human population overshoot) is the idea that human populations may become too large to be sustained by their environment or resources in the long term. The topic is usually discussed in the context of world population, though it may concern individual nations, regions, and cities. Since 1804, the global human population ...

  7. List of environmental issues - Wikipedia

    en.wikipedia.org/wiki/List_of_environmental_issues

    Effects. Climate change — Global warming • Global dimming • Fossil fuels • Sea level rise • Greenhouse gas • Ocean acidification • Shutdown of thermohaline circulation • Environmental impact of the coal industry • Urban heat islands • Flooding. Environmental degradation — Loss of biodiversity • Habitat destruction ...

  8. List of unsolved problems in mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    Prizes are often awarded for the solution to a long-standing problem, and some lists of unsolved problems, such as the Millennium Prize Problems, receive considerable attention. This list is a composite of notable unsolved problems mentioned in previously published lists, including but not limited to lists considered authoritative.

  9. Problem solving - Wikipedia

    en.wikipedia.org/wiki/Problem_solving

    t. e. Problem solving is the process of achieving a goal by overcoming obstacles, a frequent part of most activities. Problems in need of solutions range from simple personal tasks (e.g. how to turn on an appliance) to complex issues in business and technical fields. The former is an example of simple problem solving (SPS) addressing one issue ...