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… some sorghum varieties, grown on marginal land with little water, which were developed specifically to turn their … tells us how sorghum’s historical — and literal — roots could play a big role in our energy future. …

… the streams where the hills, as it rained or whatever, any water that washed down off the hills might carry small … of the existence of life on Earth, maybe when it was all waterworld, everything is swimming around everywhere and all …