The decay rate of M-product was stable with low humidity and was accelerated rapidly with humidity higher than 70%.

在相对湿度小于70%时，M衰减速率相对稳定，不随湿度改变而变化； 但当湿度大于70%时，则衰减速率急剧上升。

youdao

While lower temperatures, slightly calmer winds and higher humidity were offering modest help to firefighters, the fire was entirely uncontrolled Monday morning, he said.

CNN: 'Very large, unpredictable' Colorado fire grows

Higher humidity and cloud cover Wednesday night might aid firefighting efforts, but there was no guarantee conditions would not be similar to Tuesday's conflagration, Harvey told reporters.

CNN: Crews go on offensive against growing Colorado wildfire

The 787 offers a very different take on the flying experience, too, focusing on comfort rather than perks that could be eliminated by airlines: more standing headroom, larger windows and bathrooms, and higher humidity--all features that will benefit passengers regardless of seat configuration.

FORBES: Magazine Article