“It's worth remembering that all technology leaves a footprint. For example, our own technology is leaving a footprint in terms of global warming, which could be detected from a long way away. One assumes that a very advanced civilization that has been around maybe millions and millions of years would have an even bigger footprint that might extend beyond its planet to its immediate astronomical environment.” WayYearsLongHas BeensMightRememberTermMillionsTechnologyEnvironmentExamplePlanetsCivilizationBiggerAssumingLeavingGlobal WarmingLong WayFootprintAdvanced Civilization Author:Paul Davies
“'Global warming' is just the latest in a long line of hysterical crusades to which we seem to be increasingly susceptible.” LongSeemsLinesGlobal WarmingSusceptibleCrusadesHystericalLong Lines Author:Thomas Sowell