Climate Science

Climate Science
  • ray_johnson.jpg Oceans seeing effects of rising temperatures

    There is a planet-wide circulation of water in the oceans that transports heat, and greenhouse gases are contributing to rising temperatures in our planet's oceans, columnist Ray Johnson writes.

    April 1, 2012 4 Photos

  • ray_johnson.jpg Dealing with the rising energy problem

    Many energy experts, scientists and planners say that we do not have a carbon-dioxide problem so much as an energy problem, namely, wasted energy, columnist Ray Johnson writes.

    March 4, 2012 4 Photos

  • ray_johnson.jpg Invasive insects evidence of climate change

    Today, observations suggest we have the equivalent of a new canary in a cage, this one for detecting climate change: the presence of billions of dead trees in the North American West, Ray Johnson writes.

    February 5, 2012 4 Photos

  • ray_johnson.jpg Cities set benchmark for fossil-fuel use

    With a growing awareness of the impact of burning fossil fuels, cities developed an environmental program to take on some of the responsibility, columnist Ray Johnson writes.

    January 1, 2012 4 Photos

  • ray_johnson.jpg Carbon dioxide emissions our legacy to the future

    As we continue to consume carbon in its various forms, we are indeed delivering a legacy to future generations, columnist Ray Johnson writes.

    December 4, 2011 4 Photos

  • ray_johnson.jpg Arctic Climate changing fast

    Global ice melt is an indication that human-caused climate impacts are occurring faster than we expected, columnist Ray Johnson writes.

    November 6, 2011 5 Photos

  • ray_johnson.jpg Planetary gases may have Earthly effect

    Venus has a pronounced "runaway greenhouse" effect. This is the same greenhouse gas, the rising levels of which concerns climate scientists today, Ray Johnson writes.

    October 2, 2011 4 Photos

  • ray_johnson.jpg Denmark: Unified on climate and energy plan for future

    The Commission on Climate Change Policy found that Denmark can remove fossil fuels from its energy system completely, including transportation, by 2050, without the need for nuclear energy or use of carbon capture and storage, writes Raymond Johnson.

    September 4, 2011 3 Photos

  • ray_johnson.jpg Past temperature changes have current meaning

    Data show that about 56 million years ago our planet got very warm. Is this the beginning of a fairy tale? Not really, says Ray Johnson.

    August 7, 2011 1 Photo

  • ray_johnson.jpg Higher temps, drought appear; may be new norm

    Actively publishing climate scientists have expressed concern about GHGs that are bringing about climate change. However, many in Congress do not believe that GHGs are a concern and no actions are being taken to reduce these levels.

    July 3, 2011 1 Photo