41. Aboveground pools are easy to care for and require minimal vacuuming because of the flat bottom.42. The station showed images of black smoke pouring out of aboveground windows in the brick building. 43. The MTA would upgrade the aboveground stations so they could also get Wi-Fi capabilities. 44. It is generally measured by taking the total aboveground biomass of all plants in an area. 45. There are two " layers " to the world map-the aboveground and the underground. 46. Until November 1962, the vast majority of U . S . nuclear tests were aboveground . 47. Further parking could be added in an aboveground garage on Brandreth Street, outside of downtown. 48. Aboveground flowers are salmon-colored.49. With plants like common dandelion and goatsbeard, all aboveground parts of the plant were sometimes eaten. 50. The aboveground stems are up to 30 centimeters long and are mostly decumbent, forming a mat.