Environmental groups are concerned about plans by a sugar company to plant 20,000 hectares of sugar cane in the delta of the Tana River in Kenya, Britain’s Observer newspaper reports. Half will be for biofuels and half for food. An ethanol refinery is also part of the planned project. Although thousands of jobs will be created, environmental groups are concerned that monoculture planting will replace a large area of diverse habitat, and that irrigation will use up large amounts of the available water. Read more on the Observer