[Youngblood]

"When planning military operations abroad, there is a need and a responsibility to check for potential microorganisms that could be introduced into foreign lands, and to take measures to prevent them from spreading," says Garbelotto.

What is ridiculous about that recommendation? The author is suggesting a solution to the problem. Its up to governments whether they heed the advice or consider it impractical.

[LibWhacker]

Check or sterilize every piece of wood, every splinter, every mote of dust that we carry with us, not only for every harmful microorganism that we already know about, but for every microorganism that we don't know about, but that may be potentially harmful to somebody, or something, somewhere in the world, 40 years from now? I'd say that qualifies for ridiculous.