When the campaign began, the amount of forest acreage burned annually was 32 million; it is now 3.7 million.
To count: The amount of forest we have left on Earth, using this chilling New York Times interactive map.
If we're describing the amount of forest consumed in the fires, which sounds worse: 3,100 square miles or 2 million acres?
Agus Purnomo, an adviser to Mr. Yudhoyono in at the conference, said the amount of forest land saved under the deal "still needs to be calculated".
ArborGen argues that because they grow so fast, eucalyptus trees would minimize the amount of forest land needed for commercial plantations.
During this time, the average fire season in the US has lengthened by 78 days, with scientists predicting that the amount of forest razed by fire will double by 2050.
Most air pollutants have declined sharply in recent decades, and the amount of forest land hasn't been shrinking at all — it's been fairly stable since 1920 and has actually grown in the last decade.
Over the past 15 years the amount of forest land that is in the hands of local communities or households (as opposed to national governments) has increased by 50%.
When the amount of forest drops below 28.5% of the landscape, the communities started to change.
Similarly, agricultural land summaries may also contain a small amount of forest and other vegetation covers.
Finally, the amount of forest increased and was the minimum absolute value of the dynamic index.
