41. In 1969 the squadron continued with land clearing tasks within the 1 ATF area of operations. 42. However, the main threat to their populations is from habitat destruction through land clearing and agricultural development. 43. Land surrounding the town of land clearing . 44. Threat to the longleaf pine ecosystem is emanate through land clearing for commercial businesses and housing developments. 45. States tricked into approving land clearing applications 46. Wood was a byproduct of land clearing and was placed along the banks of rivers for steamboats. 47. The mound has lost a significant portion of its original form due to land clearing and cultivation. 48. Because of this, land clearing causes an increase in erosion rates when compared to a natural system. 49. Forest fires from Indonesia's Sumatra and Kalimantan caused by slash-and-burn land clearing caused extensive smog in neighboring countries. 50. Until recently there were communities that weren't benefiting from the tourist trade, and land clearing and logging continued.