"They're going to have to acquire, fairly rapidly, sources of content that are proper," said David Reynolds, an equity analyst at Jefferies.
And air traffic is the most rapidly increasing source of such emissions.
Biomass – trees, plants and other waste vegetable matter – is an abundant and rapidly renewable source of starch and sugars, that is nowadays used to produce biofuels.
"It's definitely a rapidly growing source of revenue for these canned breeding facilities," says Will Travers of the charity Born Free.
Although organs retrieved from victims of cardiac death account for just 8percentt of donations from dead donors, they are the most rapidly increasing source of donations.
When the world agrees carbon emissions must be cut, endlessly expanding air travel, the most rapidly growing source of emissions, is plain stupid indeed.
Because of the numerous rapids and waterfalls, the Nile descends fairly rapidly from source to mouth, as do its major right-bank tributaries.
A rapidly increasing source of reclaimed asphalt (RA) that contains polymer modified bitumen (PMB) offers a potential premium material contribution when performing recycling.
The Amazon -owned video game streaming site Twitch is doubling down on what the company says has been a rapidly growing source of non-gaming videos on its site: creative content.
"Companies are building applications and users happily enter their data into these applications, but the applications are built from mix of technologies that are changing rapidly (open source, plugins, funky js-frameworks), without a clear vendor "responsible" for the security," says Detectify co-founder and CEO Rickard Carlsson, explaining the problem the startup set out to solve.
