31. Revegetation and conservation programs are underway with the re-establishment of native grasslands and wetlands.32. Revegetation can be accomplished through active or passive means, or a combination of the two.33. This plant is used for habitat restoration and revegetation of disturbed sites, such as pipelines. 34. Maricopa Coumty officials are talking with revegetation experts about whether to give Mother Nature a helping hand. 35. Successful cloning of the cactus could be used for revegetation of desert denuded by fire or development. 36. Friends of Five Creeks, a volunteer group, does maintenance and revegetation work in this area. 37. Funds from Tennessee's Iris License Plate project have helped with revegetation and tree planting efforts. 38. The plant is also used for revegetation efforts on disturbed land such as mine spoils and roadsides. 39. Increasing the organic cover in a barren mining zone is considered an important goal in revegetation efforts. 40. "It's restoring rivers, putting a meander in, landscaping and revegetation ."