Underneath an early continent. (research of ancient Canadian lithosphere)

Science News | September 22, 1990 | Copyright

Underneath an early continent

The wind-scoured plains of northwest Canada above the Arctic circle present an image of primeval times. So it seems fitting that geologists have traveled there to probe eons back into Earth's history. After studying the ancient rocks preserved in this barren landscape, two scientists conclude that the lithosphere -- Earth's hard, outer skin -- underlying this region was far thinner 1.9 billion years ago than it is today.

Like a cracked eggshell, the lithosphere is broken into more than a dozen rigid plates that slowly rearrange ...

Related newspaper, magazine, and trade journal articles from HighBeam Research

(Including press releases, facts, information, and biographies)

ELECTRONIC VOTING MACHINE ISSUES:MR. BRIT WILLIAMS
Transcript from: Congressional Testimony ; ...worked in the arena of computer based voting systems for over 20 years and appreciate...and opinions on this important matter of voting system security. I will begin with some...1964, the IBM Corporation introduced a voting system that utilized punch card ballots...
VOTING MACHINES:MS. LINDA H LAMONE
Transcript from: Congressional Testimony ; ...Committee on Science on the impact of the voting systems guidelines adopted by the U...of State Election Directors, federal voting system standards have historically provided...officials with a level of assurance that a voting system accurately counts and records votes...
E-voting X
Magazine article from: Summit ; ...advantages of applying electronic technology to the voting process seem obvious. Its supporters are quick to point out that electronic voting - either by phone, Internet or polling booth voting machines - allows for virtually instant accounting...
E-VOTING IS RISKY; INSIST ON PAPER BACKUP
Newspaper article from: Roanoke Times & World News ; ...but the controversy concerning electronic voting machines continues. Because e-voting machines are electronic machines - computers...regardless of their promoters' claims. Some e-voting systems are even based on the hack- able Windows...
Modern voting methods extended to European elections.
M2 Presswire ; ...September 2003-UK Government: Modern voting methods extended to European elections...Measures to allow piloting of innovative voting methods at next year's European Parliamentary...Government hopes to pilot all-postal voting in up to three regions. In addition...
Internet voting. (Prototype).(Brief Article)
Magazine article from: Poptronics ; ...Internet, why can't I use the Internet for voting?" The Georgia Tech Research Institute's (GTRI) Internet Voting Research Team is now studying the technical and social issues related to Internet voting. At a recent workshop hosted by the team...
E-Voting for the BAFTA's: Sense helps BAFTA to take voting online for The Orange British Academy Film Awards.
M2 Presswire ; ...PRESSWIRE-29 January 2003-BAFTA: E-Voting for the BAFTA's: Sense helps BAFTA to take voting online for The Orange British Academy Film...A Sense Internet-developed online film voting system for BAFTA (The British Academy of...
Cumulative voting a boost for minority community: May 4 election declared great success in Amarillo, Texas. (Thinking Politically).(Brief Article)
Magazine article from: Synthesis/Regeneration ; The Center for Voting and Democracy On Saturday, May 4, 2002, cumulative voting was used to elect three members to the school board...the largest American jurisdiction using cumulative voting, with more than 160,000 people. In the two elections...
CONGRESSIONAL VOTING
Newspaper article from: Mundelein Review (IL) ; CONGRESSIONAL VOTING Members of the U.S. Congress continued...threatened as a result of the pregnancy. Voting yes: Rep. Phil Crane, R-Arlington...Rockford; John Porter, R-Deerfield. Voting no: Rod Blagojevich, D-Chicago; Danny...
VOTING MACHINES:WILLIAM JEFFREY
Transcript from: Congressional Testimony ; ...testify today on ``The Status of Voluntary Voting System Guidelines.`` I am William Jeffrey...discussion regarding standards development for voting systems. I will focus my testimony on...development of voluntary guidelines for voting systems and providing assistance to the...

Find more facts and information related to the article "Underneath an early continent. (research of ..."