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Archive By Author - Rudi Kiefer


Earth Sense: Barrier islands remain vulnerable to storms

You can't admire a sunset while gazing out over the ocean at the Georgia coast. Evening sun is on the other side.

March 04, 2017 | Rudi Kiefer | Columnists


Earth Sense: Energy-efficient lighting requires prior homework

Even the most energy-conscious homeowners may want some security lighting in the front and backyard. There's no need to turn the place into a football field. But the walkway to the house is safer when one can see it at night and avoid tripping over the kid's tricycle.

February 26, 2017 | Rudi Kiefer | Columnists


Earth Sense: The dangers of flying in planes are extremely low

Even though air travel is as normal in the U.S. as taking a cab, many people suffer from fear of flying. However, the chances of being hurt on a scheduled airline trip are less than by taking a car, bus, train or taxi.

February 19, 2017 | Rudi Kiefer | Columnists


Earth Sense: Taking small steps can make a difference for our environment

The "Great Pacific Garbage Patch" is an accumulation of debris, mostly plastic, that rotates slowly in the Pacific Ocean north of the equator. But it's not the only one in the world. There's a similar concentration of waste in the Atlantic, on our side of the continent.

February 12, 2017 | Rudi Kiefer | Columnists


Earth Sense: Prepare for overseas power outlets during foreign travels

Travel season is coming closer. In the planning for international trips, it's important to consider electrical connections. Details that matter most are wall outlet configuration and voltage.

February 05, 2017 | Rudi Kiefer | Columnists


Earth Sense: Visibility becomes a challenge when driving in night fog

Episodes of thick fog, like the one of last weekend, are almost always caused by air of different temperature and moisture content trying to mix. Last weekend's whiteout was caused by a thick stream of warm, humid air entering southern Georgia from the Gulf Coast of Florida.

January 28, 2017 | Rudi Kiefer | Columnists


Earth Sense: Weather spotters are essential in determining forecasts

We all watch the weather in one way or another. It takes some training, however, to be able to interpret different cloud shapes, or make an educated guess by looking at a satellite image, or understand what online radar images tell us.

January 21, 2017 | Rudi Kiefer | Columnists


Earth Sense: Black ice a major danger in winter storms

"They said we'd get 5 to 6 inches of snow. Now look at this." The cashier at the Oakwood fast food restaurant was disappointed with the small amount we got in Hall County last weekend.

January 15, 2017 | Rudi Kiefer | Columnists


Earth Sense: Resolve to contribute to cleaner energy

New Year's resolutions are fun, and some are even followed through. Big items, like losing 30 pounds or getting a huge promotion, may be too much of a stretch. But we can do something to help North Georgia stay clean and beautiful without much effort.

January 07, 2017 | Rudi Kiefer | Columnists


Earth Sense: Memories and fallout of Chernobyl remain strong

A big event happening in Ukraine got relatively little media coverage. The devastated Chernobyl reactor, site of the worst nuclear disaster in Soviet Union times, has been covered with a protective shield.

December 31, 2016 | Rudi Kiefer | Columnists


Kiefer: Pet therapy can lift spirits during the holidays

Christmastime can come with feelings of anxiety and stress. Add to that the cold, rainy conditions that we get fairly often, and the short daylight duration.

December 24, 2016 | Rudi Kiefer | Columnists


Earth Sense: China takes steps to reduce pollution

No doubt, eastern China has a problem with air pollution. Last month's smog episode was noticeable well south of the main industrial regions of Hebei Province and the capital, Beijing.

December 17, 2016 | Rudi Kiefer | Columnists


Kiefer: Dams provide large amounts of power

Any movie collector can recall the incredible "dam jump" scene in "The Fugitive." Dr. Richard Kimble is pursued by a federal marshal. Trapped on the dam's high side, he jumps, rides a column of water down the spillway, splashes into the river and escapes.

December 10, 2016 | Rudi Kiefer | Columnists


Keifer: Be grateful we enjoy clean water

Among all the things we were thankful for at Thanksgiving, did you include clean water?

December 03, 2016 | Rudi Kiefer | Columnists


Earth Sense: EarthShare supports environmental groups

North Georgia has faced big environmental challenges this fall. Even long-term residents of our state have trouble remembering a time when we went for an entire month without rain. The resulting water shortage and worse, the wildfires in the Blue Ridge, put severe stress on the vegetation.

November 27, 2016 | Rudi Kiefer | Columnists


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Articles By Author - Rudi Kiefer


Earth Sense: Hard water OK to drink, not for cleaning

Rain can come down hard at times, and yet a chemist will tell you it's soft. The difference between "hard water" and "soft water ...

March 19, 2017 | Rudi Kiefer | Columnists


Earth Sense: Rivers, lakes highlight Siberian tundra

Flying over the frozen vastness of the Siberian tundra, en route to China, isn't colorful at this time of the year. Almost everything is ...

March 11, 2017 | Rudi Kiefer | Columnists


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