EnvironmentDumping green sand in shallow seas could let them absorb more CO2 Releasing 1 gigatonne of ground-up olivine on coastal shelves each year could help lower atmospheric carbon dioxide levels, find researchers, but questions remain over the ecological impact News
Environment2024 could finally see greenhouse gas emissions start to decline If governments step up support for renewable energy and other efforts to reduce greenhouse gas emissions, 2024 could see total carbon emissions begin to fall News