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No-till farming uses cover crops to conserve soil and suppress weeds but many vegetable producers haven't embraced it yet. The reason is simple; small-seeded vegetable crops struggle to emerge through thick cover crop residues. A recent program sought to see how it might work better with string beans, a common staple>
Like people who approach geopolitics with the attitude of "If people would just talk to each other, we would all along", there are a lot of naïve assumptions about just dumping gasoline.We know it causes emissions, and emissions are bad, we know a lot of the money paid for oil goes to fund Middle Eastern terrorism>
A tornado is a rotating column of air extending from a thunderstorm to the ground.  Tornadoes are capable of 250 MPH wind speeds, cutting a swath of destruction in excess of one mile width and dozens of miles in length.If you see a dark, greenish sky or a wall cloud and hail, you might be getting a tornado.  If>
As someone who works on Silurian age fossils, I can't help but be jealous every time a new mammoth "fossil" is found in permafrost. I'm using quotation marks here around because these mammoth corpses can barely be considered to be fossils. My fossils are traces of rock on rock. Whereas, these mammoth corpses are so>
Most science fiction and news stories describe Mars terraforming as a long term but simple process. You warm up the planet first, with greenhouse gases, giant mirrors, impacting comets or some such. You land humans on the surface right away and they introduce lifeforms designed to live on Mars. Over a period of a>
As more and more greenhouse gases are released into the atmosphere and the oceans warm, their chemistry also changes — seawater becomes more acidic as carbon dioxide from the atmosphere dissolves. According to a paper to be published this week by marine chemists at the Monterey Bay Aquarium Research Institute>