布拉德·阿克_推进海洋气候修复与恢复解决方案议程.pdf

1、Advancing a SolutionsAgendafor Ocean-Climate Repair and RestorationBrad Ack CEO,Ocean VisionsOcean Visions is a collaborative network.We work to co-design,develop and test ocean-based climate solutions,and build an enabling environment for their deployment.REACHBuild global capacity to innovate and

2、develop ocean-climate solutions REDUCEDevelop ocean-based pathways to a low carbon societyREMOVEDevelop ocean-based pathwaysto clean up carbon pollutionREPAIRStabilize critical marineecosystems to avoid tipping pointsWe need a more comprehensive agenda to address the interlocking ocean and climate c

3、rises4 RsREDUCE“Ocean-based climate solutions could assist in reducing the emissions gap in 2050 by up to 35 percent on a 1.5C pathway and up to 47 percent on a 2.0C pathway.”Maximize the Role of the Ocean in Global DecarbonizationSource:Konar,M.,and H.Ding.2020.“A Sustainable Ocean Economy for 2050

4、:Approximating Its Benefits and Costs.”Washington,DC:World Resources Institute.Other More“Early Stage”Opportunities ExistBut a Great Deal More Investment of Attention is NeededCleaning UpCarbon PollutionAll pathways that limit global warming to 1.5C with limited or no overshoot project the use of ca

5、rbon dioxide removal(CDR)on the order of 1001000 GtCO2 over the 21st century.AKA:Carbon Dioxide Removal.Not Optional HOW ARE WE DOING ON CDR TO DATE?World currently removing 2 billion tons of CO2 each year,almost entirely through conventional strategies like as afforestation.Only a tiny fraction(0.0

6、02 GtCO2 per year)comes from“novel”CDR methods.Virtually all scenarios that limit warming to 1.5C or 2C require“novel”CDR,such as BECCS,biochar,DACCS,and enhanced rock weathering.“The next decade is crucial for novel CDR.Failure to create momentum in this form