Deionized vs Distilled water. Water covers more than 70% of the earthsâ surface. Out of this, a larger portion of water is in the oceans and seas, which is about 97%. Rivers, lakes, and ponds have 0.6% of water, and about 2% is there in polar ice caps and glaciers.
2007 - Under the new laws, all of Indiana now observes Daylight Saving Time, where only certain areas of the state did before. Exceptions in the United States: In the United States, Hawaii and most of Arizona do not follow DLS.
Don't count on saving on energy bills with daylight saving time. Even though DST in the United States came about in the Energy Policy Act of 2005, the leading author on daylight savings time said it only cuts electrical use by 0.5 percent -- if that. A study in Indiana in 2008 showed little change in energy use when parts of the state went to daylight saving time. Similar results were found in Australia in 2000, when part of the country switched temporarily to daylight saving time to extend the hours for Summer Olympics events.