Of course not... but neither is the concept that with our current reproduction rate that we will some day run out of space on this planet. However... with the rise in long-distance communication technology and the increased job markets for technical and financial jobs in less developed areas... suddenly it seems like the space crisis isn't as bad as all that.
The fact is... just because it's true doesn't mean it's urgent and we shouldn't really be concerning ourselves with it so much. Rather, we should be concerning ourselves with why the oil market is so clearly manipulated and who we can point our fingers at for the ridiculous oil prices for the past few years.