The phrase "additional tons of" is correct and usable in written English.
It can be used when referring to an increase in quantity, typically in contexts related to weight, resources, or production.
Example: "The factory has reported an additional tons of steel produced this month compared to last month."
Alternatives: "extra tons of" or "more tons of".
For the moment, only about 200 million additional tons of coal are burned domestically, Myllyvirta says.
In particular, he said, in 2005 these changes added 400 million additional tons of carbon dioxide equivalents emitted as methane.
According to environmentalists, the new N.S.R. regulations would let the Monroe plant emit about forty thousand additional tons of sulfur dioxide a year.
Under the agreement, which is renewed annually and was signed in Teheran a few days ago, Syria will also be provided with two million additional tons of light Iranian crude at cut-rate prices, the official Iranian press agency reported.
The vehicle rule alone would put 8 billion additional tons of carbon dioxide in the atmosphere this century, more than a year's worth of total U.S. emissions, according to the government's own analysis.
However, in a country the size of Brazil, which has more than 500 million hectares of already dense forest, even a small shift means millions of additional tons of carbon are trapped in the remaining rainforest.
Each additional ton of carbon dioxide that's spewed into the atmosphere contributes to further warming, thus increasing the risk of violent weather.
Under one set of assumptions, the government's number-crunchers determined that the damage caused by an additional ton of CO2 spewed into the air in 2015 would amount to $65 in today's money.
A hearing held Tuesday by several House subcommittees was meant to be an examination of the methods used to calculate an oft-contested metric known as the social cost of carbon, a way of quantifying the costs — environmental, health-related or otherwise — of emitting on additional ton of carbon dioxide into the atmosphere.
In May, to little fanfare, the Obama administration published new estimates of the "social cost of carbon," a dollars-and-cents measure of the future damage — from floods, pandemics, depressed agricultural productivity — that releasing each additional ton of heat-trapping carbon dioxide into the atmosphere would cost.
The WTP estimates show that farmers are willing to pay a premium for drought tolerance equal to 2.56, 7, 3.2, and 5 times higher than for an additional ton of yield per acre, bigger cob size, larger grain size, and covered cob tip, respectively.
