According to a WWF report there has been an 88-fold reduction in areas approved for clearing from 80,000 hectares per year (from 1998 to 2005) to 911 hectares per year (from 2005 to 2013).
According to a WWF report, NSW experienced an 88-fold reduction in areas approved for clearing from 80,000 hectares per year (from 1998 to 2005) to 911 hectares per year (from 2005 to 2013).
Pyrolysis of forest residues from 200 hectares of timberland, pyrolysis of crop residues from 120 million hectares of farmland, and pyrolysis of fast-growing vegetation from another 30 million hectares of idle cropland could each sequester about ten percent of U.S. annual fossil-fuel emissions.
Now academics from Stirling University have studied streams draining from 13 hectares (32 acres) of farmland, and compared areas where beavers were known to be active against those where they were absent.
In these latter areas, the distribution is of a lower average density because they rely less on human resources; the home range of these foxes average from 80 to 90 hectares, whereas those in more residential areas average from 25 to 40 hectares.
Once the water reached the desolate towns, agricultural land went from 700 hectares to 1,600 hectares, and the number of farmers increased from 117 to 305.
From 424,000 hectares left unfarmed in 2007, just 159,000 hectares remained a year later.
In Peru, too, land under coca fell from 115,000 hectares in 1995 to 34,000 last year.
Since independence in 1965 the country has expanded by 22%, from 58,000 hectares (224.5 square miles) to 71,000 hectares.
Farmland has increased from 1.7m hectares (4.2m acres) in 1993 to 2.6m today, according to the national statistics institute.
