What are the uncertainties in future climate projections?

The main driver of climate change is the greenhouse effect. Some gases ... In addition, reducing emissions of other greenhouse gases, such as methane ... We produce emissions from greenhouse gases (carbon dioxide, methane, nitrous oxide and others) — a major contributor to the global climate emergency — when ... The Fourth IMO GHG Study 2020 is the first IMO greenhouse gas study published since the adoption in April 2018 of the Initial IMO Strategy on reduction of. GHG ... If hydropower was replaced by coal, IHA estimates up to 4 billion tonnes of additional greenhouse gases would be emitted annually, increasing global emissions ... ... four times over. Wasted food represents roughly 10% of global greenhouse gas emissions (nearly four times larger than the global airline industry's), and is a ... May 10, 2007 ... LCA is defined by four main components: 1. The goal definition and scope of the project. 2. The life cycle inventory (LCI). 3. The impact ... Nov 6, 2019 ... One-quarter of the world's greenhouse gas emissions result from food and agriculture. What are the main contributors to food's emissions? Jan 16, 2025 ... Overview of Greenhouse Gases · Carbon dioxide (CO2): Carbon dioxide enters the atmosphere through burning fossil fuels (coal, natural gas, and ... Feb 19, 2021 ... Key Points. Climate change ... The results suggest that greenhouse gases forcing dominate changes in lengths and onsets of the four seasons. ICOS measures the most important greenhouse gases in the atmosphere, ecosystems and ocean: carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O) and water ...