As Europe's oil majors prepare to host their annual shareholder meetings, one topic is garnering almost all the attention. : (Bloomberg) -- As Europe’s oil majors prepare to host their annual shareholder meetings, one topic is garnering almost all the attention. Climate change looms large for Royal Dutch Shell Plc, BP Plc and Total SE, with investors at all three energy giants calling for greater action. Shareholder resolutions on cutting carbon emissions are set to dominate this month’s AGMs, even as the companies talk up their own, competing proposals.