Author: Roger Greenway, ENN

  • How Profoundly Cities Affect Temperatures Both Near and Far

    It has been known for a long time that cities create warmer temperatures due to heat stored in buildings, roads, and other man-made structures. They also add heat from air conditioners, boilers, and other combustion sources. This is known as the urban “heat island”. What has not been known until now, is that cities also…

  • Marshes on U.S. Coast Need More Protection NOW

    A hundred years ago we thought that we had to fill in the marshes near populated areas along the eastern US coastline since they represented prime locations for commercial and residential development. Even after some protections were put in place to reduce the impacts of runaway development, marshes continued to serve are the places we…

  • Average Temperatures in West Antarctica Show Marked Rise Over 54 Years

    Global average temperatures are rising in most places, but the rise is not uniform. In western Antarctica, temperatures have risen significantly over an extended period. In a finding that raises further concerns about the future contribution of Antarctica to sea level rise, a new study by the University of Colorado University Corporation for Atmospheric Research…

  • University of Hawaii Comes to Aid of Hurricane Sandy Victims

    Hurricane Sandy caused more damage than many people who are not living in the Staten Island and Jersey Shore areas are aware of. It will take a long time to recover and help is still needed. The University of Hawaii may take the title of the helpers who traveled the greatest distance to help. Their…

  • Ice Sheets at Both Poles are Losing Ice at an Increasing Rate

    The ice loss in the Arctic and and in the Antarctic is accelerating, according to a new study by an international team of experts supported by NASA and the European Space Agency (ESA). This team has combined data from multiple satellites and aircraft to produce the most comprehensive and accurate assessment to date of ice…

  • How Can the Performance of Batteries in Electric Cars be Improved?

    I have been driving a Chevy VOLT for a year and a half. I have more than 26,000 miles on it, and have used 100 gallons of gasoline. That works out to more than 250 mpg. Of course, I have been charging the VOLT at home every night, and at the office during the day…

  • Cutting Christmas Trees in a National Forest – be sure you get a permit first!

    What could be better than cutting your own fresh Christmas tree in a National Forest? Why does the government allow this? There are actually good forest management reasons to thin trees in some circumstances, so cutting a tree actually helps the Forest Service manage the forests. Be aware that to cut a tree in a…

  • Does Healthy Living Add Years to Your LIfe?

    How many articles have you read that tell you what to eat, why to exercise, and in general how to live a healthy life? Ever wonder, even though these things may help you feel more energetic and look more healthy, do they actually add years to your life? New research by Northwestern University is shedding…

  • Book Review: America’s National Parks: An Insider’s Guide to Unforgettable Places and Experiences

    I love our National Parks! I live near two in New Jersey. Yes, in New Jersey. Jockey Hollow National Historical Park in Morristown preserves the locations where during our revolutionary war with England George Washington and the colonial army units camped out. When I travel to the American west, I often visit three national parks…

  • Hurricane Sandy and Potentially Hazardous Waters

    When flood waters hit lubricating oils, heating oil, gasoline and diesel fuel and other potentially hazardous or toxic liquids, there is the potential for contamination of surface waters in ponds and rivers. The US Geological Survey is undertaking sampling of waters to see if contamination exceeds acceptable levels. As recovery efforts for those impacted by…