View Mobile Site

Archive By Author - Rudi Kiefer


Earth Sense: Inversions can bring cold air, fail to remove pollutants

When a chilly wind is blowing from the northwest during daytime, it's easy to understand why it feels so cold. But the reasons for temperature plunges at night are more complex.

March 07, 2015 | Rudi Kiefer | Columnists


Earth Sense: Fiji seems like paradise, but subject to quakes, hurricanes

Conditions like the record-breaking blasts of cold air during much of February make us dream of warmer weather.

February 28, 2015 | Rudi Kiefer | Columnists


Earth Sense: North Georgia shines as a quiet and safe place, geographically speaking

Complaining about nature's quirks, and the disasters that come with them, is a popular pastime. But in spite of some of the troubles North Georgia has experienced in the past, it's realistic to say that we live in a very sheltered part of the world.

February 21, 2015 | Rudi Kiefer | Columnists


Earth Sense: Making salt water drinkable is doable but difficult

It's an ironic fact that more than two-thirds of the Earth's surface is covered by water, yet there always seems to be a shortage in many places.

February 14, 2015 | Rudi Kiefer | Columnists


Earth Sense: Gimmicks won’t result in better gas mileage

Buying gasoline for less than $2 a gallon has been nice. Sooner or later, prices will rise again, and thoughts about saving gas are going to return.

February 07, 2015 | Rudi Kiefer | Columnists


Earth Sense: Brazil drought a warning for Georgia about water consumption

Some scenes in last week's news look familiar.

February 01, 2015 | Rudi Kiefer | Columnists


Earth Sense: Carburetors fading as fuel injection offers cleaner air

The carburetor is a time-honored device that may yet see its 150th birthday. But it's disappearing almost completely from the automotive scene.

January 24, 2015 | Rudi Kiefer | Columnists


Earth Sense: Europe’s winter weather patterns stormier than ours

The past two weeks have shown how different the weather can be in Europe, compared to the U.S.

January 18, 2015 | Rudi Kiefer | Columnists


Earth Sense: Long-term weather may hinge on Pacific temps

In Georgia, the new year always starts the coldest portion of winter. Naturally, one would like to know if it's going to be a mild winter, an average one or a deep freeze like the one of 1985.

January 03, 2015 | Rudi Kiefer | Columnists


Earth Sense: Drafts can be controlled with extra insulation

Even with quality windows, there's often a pocket of cold air in the space between the window and the corner wall.

December 27, 2014 | Rudi Kiefer | Columnists


Earth Sense: Chattahoochee Riverkeeper celebrating 20th anniversary

Besides the holidays we're enjoying this week, there's another important milestone. The Chattahoochee Riverkeeper (www.chattahoochee.org) celebrates its 20th anniversary.

December 20, 2014 | Rudi Kiefer | Columnists


Earth Sense: Roundabouts could reduce fuel waste, collisions and air pollution

You're doing your Christmas shopping. Traffic is heavy. On the main streets, two or more lanes are completely filled with cars. Slow forward movement in your lane ensures a stop at every traffic light.

December 14, 2014 | Rudi Kiefer | Columnists


Earth Sense: Repairing frozen pipes within skill set of many homeowners

Most North Georgia homeowners have had this unpleasant experience. You step into the garage or some other room with outside walls after a cold night, and are greeted by a waterfall coming out of the drywall. After turning off the water supply at the meter and using every available towel to mop up the lake that has formed, there are two immediate goals: Fix the damage, and do something that will prevent this from happening again.

December 07, 2014 | Rudi Kiefer | Columnists


Earth Sense: Cold comes from imported air, doesn’t linger around

"This place is awfully cold. I hope it's not like this all the time."

November 30, 2014 | Rudi Kiefer | Columnists


Earth Sense: Temperature inversions create bubbles that affect sound, smoke

Atmospheric conditions often influence the course of history.

November 15, 2014 | Rudi Kiefer | Columnists


1 2 3 4 5  Next »  Last »

Page 1 of 9

Articles By Author - Rudi Kiefer


Earth Sense: Cope with slippage by steering, accelerating gently

So far, March has shown above-average precipitation totals in North Georgia. Based on the historic record, we also have plenty of rain showers to look forward to in April.

March 21, 2015 | Rudi Kiefer | Columnists


Earth Sense: Physics of gasoline explain why it can be explosive

There's enough talk about explosives in the media to have a person worried. Not worried enough, it seems, are some people handling the liquid explosive we use every day: gasoline. Understanding the hazards of this substance requires knowing about its physics.

March 14, 2015 | Rudi Kiefer | Columnists


1

Page 1 of 1


Contents of this site are © Copyright 2014 The Times, Gainesville, GA. All rights reserved. Privacy policy and Terms of service

Powered by
Morris Technology
Please wait ...