A Comparison of Free GPS Online Post-Processing Services
IGS orbits and the IGS permanent CORS arrays are used by many of the services, however some use proprietary equipment arrays and orbit products that provide additional redundancy. How comparable are these services? Which one is the best? The answer to all ...
Metric Danger Easy To Measure
It would be a game of 25.4 millimeters ... in for one of the game`s legends? Would Walter Payton`s shoes be harder to fill if they were 25.4 centimeters? Kilo for kilo, could Sugar Ray Robinson remain the greatest fighter ever? How many decimeters was ...
The IPCC sea level numbers
Thermal expansion would continue for many centuries, due to the time required to transport ... The AR4 states that for the period 1961-2003, the models on average give a rise of 1.2 mm/year, while the data show 1.8 mm/year, i.e. a 50% faster rise.
Global warming resilience required
“We already have many of the technology and techniques that we need ... which is lowering the land surface by several centimeters to more than a decimeter per year (100 millimeters equals 1 decimeter, or about 4 inches). Perhaps more attention should ...
Measure For Measure, Master Ruler Lives Up To Its Hype
"They pass up the wooden ruler and go right for the Master Rulers," she says Monck also recently began selling a metric version of the Master Ruler, which has overlays for decimeters, centimeters and millimeters. One overlay has the entire metric chart.