By Grahame McCulloch. The need to ensure that investment is ethical and sustainable, with a particular focus on environmental standards, labour standards and human rights.  This involves a mix of negative screening (e.g. companies which invest in tobacco, armaments, alcohol, uranium, animal testing, gambling and fossil fuels, or which breach human rights, labour or environmental standards) and positive investment measures (e.g. renewable energy, energy efficiency, mass public transport, sustainable agriculture and public housing). More...