"massive pollution" is correct and usable in written English.
You can use it to describe an extreme amount of pollution, when there is an overwhelming amount of it. For example, you could say, "Due to the industrial revolution, the city experienced massive pollution."
"But there are still some missed opportunities for reducing the oil and gas industry's massive pollution problem".
Meanwhile, in Ecuador, Chevron is about to hear its fate in a massive pollution case that has been going on for nearly 10 years.
This suggests that as countries industrialize, they pass through an early "cheap and dirty" phase when they waste resources and generate massive pollution, but they pass a tipping point beyond which they begin to invest in using resources more efficiently.
You will remember that Tony Hayward quit the helm of BP only last autumn, after the explosion on the Deepwater Horizon rig that also caused fatalities and led to massive pollution of the Gulf of Mexico.
A federal judge in Washington, D.C. has tossed a lawsuit by the prominent law firm Patton Boggs that accuses lawyers for Chevron of somehow conspiring to keep plaintiffs in a massive pollution case from paying their bills.
The 'take-make-waste' approach of the linear economy we live in has resulted in a growing shortage of raw materials and a massive pollution problem, especially when it comes to plastic.
In terms of electricity, the National Grid automatically favours massive pollution-generating systems instead of small-scale renewable sources, and encourages us to think of electricity as a limitless resource to be squandered.
But as ApSimon points out, there's still a massive pollution-caused hole in the ozone layer hovering over Antarctica, and deposits of black carbon can be readily spotted on that continent's snow.
The Mediterranean's largest lagoon, Mar Menor, suffers from massive agricultural pollution.
In the West, at least, many observers see another image: massive air pollution and protesters hounding Olympic torchbearers.
Environmental campaigners, first nation groups, and doctors accuse the companies of creating massive air pollution, threatening river ecologies and killing fish, and even causing human cancers.
