When Earth and Mars are at their theoretically closest point of 54.6 million km, it would take a signal from Earth about 3 minutes to make the journey, and then another 3 minutes for the signals to get back to Earth.
Switchgrass is a hardy, deep-rooted, perennial rhizomatous grass that begins growth in late spring. It can grow up to 2.7 m high, but is typically shorter than big bluestem grass or indiangrass. The leaves are 30â90 cm long, with a prominent midrib.
Switchgrass is a native, warm season, bunch grass typically sown for conservation purposes. Switchgrass is well-adapted to various environments, it has an efficient growth habit (C4 plant), and a low ash content and these characteristics make switchgrass a promising biofuel crop.A great deal of land in New York State is suitable for growing switchgrass.witchgrass is well-adapted to various environments, it has an efficient growth habit (C4 plant), and a low ash content and these characteristics make switchgrass a promising biofuel crop. A great deal of land in New York State is suitable for growing switchgrass.