MULESHOE, Texas--Tim Black‘s cell phone dings, signaling the time to reverse sprinklers spitting water across a pie-shaped section of grass that will provide pasture for his cattle.It's important not to waste a drop.... Water flooded furrows or sprayed in high arcs before farmers adopted more efficient center-pivot systems that gave the Southwest its polka-dot landscape. His grandfather could reach water with a post-hole digger.... Now, Black is lucky to draw 50 gallons( 189 liters) a minute f

grasslands in the next five years-100 million mu per year-to help achieve its carbon emission

, large areas of the park's grasslands are covered in the invasive plant, said Shrestha, who teaches at

On the undulating native grasslands and amid the coulees, mule deer forage and rare birds of prey

That includes fires in the Amazon, as well as the country's other forests and grasslands.... The

mountains, tropical forests and savannah grasslands to foreign and local tourists keen on adventure

appearing from grassland Credit: Tahir Ibn Manzoor It launched itself at the OAP....

, wet grasslands and was once found on plains ofthe Himalayan foothills in India, Nepal and Bhutan

grain growers with failing crops and livestock producers short on healthy grassland and feed. Some

grasslands, limiting access for cows, which can't digest woody or thorny plants....