clear felling การใช้

• PNG Greens oppose unsustainable logging practices and clear felling of PNG's forests.
• Controlled burns occur within the park and some clear felling operations have been conducted in selected areas.
• She also became involved in 1979 in the first forest blockades at Wagerup against clear felling of jarrah forests for bauxite mining.
• The Tasmania Together process recommended an end to clear felling in high conservation old growth forests by January 2003, but was unsuccessful.
• Unpopular policies, including initiating clear felling of parts of the Warawara kauri forest, also needlessly alienated voters . { Adams 1980}
• In the late 1960s, in violation of the 1913 recommendations, adopted de facto, the National Government initiated clear felling in the Warawara forest.
• For example; in Westland New Zealand this has had a cumulative effect with clear felling of trees increasing in river sediment yield up to eight times.
• Clear felling had no significant influence on air temperature at 2 m above the ground surface, but the daily air temperature maxima at 10 cm were greater in the clear-felled area than in the uncut forest, while the daily minima at 10 cm were lower.