needs ponds lakes runoff debris balance dredging vitality aeration services Cleaning capacity Planning expertise Desilting rainwater structures traditional communities recreational biodiversity local wildlife aesthetic value water retention allegianceindia accumulated silt essential aspect natural habitats Pond Rejuvenation current condition native vegetation innovative methods various techniques thorough assessments ecological stability surrounding ecosystem Ecosystem Restoration Allegiance Enterprise vegetation management Water Flow Management catchment area analysis water quality improvement healthy aquatic ecosystems Allegiance Water Management Allegiances Water Management