Aaron Nichols walked past rows of kale growing on his farm, his knee-high brown rubber boots speckled with some of the richest soil on earth, and gazed with concern toward fields in the distance. Just over the horizon loomed a gigantic building of the semiconductor chipmaker Intel.Aaron Nichols walked past rows of kale growing on his farm, his knee-high brown rubber boots speckled with some of the richest soil on earth, and gazed with concern toward fields in the distance. Just over the horizon loomed a gigantic building of the semiconductor chipmaker Intel.