The women were in charge of planting, weeding, and harvesting the crops. Reaping is the process of harvesting a crop. Wood harvesting and livestock range are not allowed there. Industrial foresters plan forest regeneration starting with careful harvesting. Plans instruct the sustainable harvesting and replacement of trees. The trees are often grown on dwarfing rootstocks to keep them smaller for easier harvesting. Logging is a significant threat to the sustainability of the Brazil nut harvesting industry. They included drainage channels, rainwater harvesting, and street ducts. They aimed to achieve a fully sustainable method of palm oil harvesting by 2015. Attempts to find economically viable methods of harvesting manganese nodules were abandoned in the 1970s. The environmental impact of energy harvesting and consumption is diverse. Vetiver is planted in long, straight rows across the slope for easy mechanical harvesting. Turtles face many threats, including habitat destruction, harvesting for consumption, and the pet trade. The canals were used for harvesting rice. These may be removed during commercial harvesting and packing processes.