"facing mankind" is a grammatically correct and usable phrase in written English.
It is typically used to describe a situation or challenge that is being confronted or experienced by humanity as a whole. Example: "Climate change is one of the most pressing issues facing mankind today."
Global environmental problems facing mankind are complicated and interconnected.
Climate change is the most important issue facing mankind.
The lack of it, he contends, is the single biggest issue facing mankind today.
Population growth drives greenhouse-gas growth — as well as almost every other macroproblem facing mankind and the planet.
"The spread of weapons of incredible destructive capability is the No. 1 problem facing mankind," he said.
Project themes explore fundamentals of climate science and make contact points with major contemporary environmental challenges facing mankind.
The 195 nations in unprecedented fashion unanimously ended up agreeing to tackle arguably the most formidable challenge facing mankind--climate change.
That climate change, the biggest challenge ever to face mankind, will most likely be off the radar screens at the Republican and Democratic conventions is unfathomable.
Particularly impressive is Paul Hawken, billed as 'author, environmentalist, entrepreneur', who thinks this is a wonderful moment for young people to be alive as they have the chance to work on the greatest challenge that ever faced mankind.
He believes that our situation today with regard to cancer is very similar to that which faced mankind with regard to infectious diseases in the latter part of the nineteenth century.
"Security issues are a problem facing all mankind," it said.
