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Veolia Environnement Sa — Mitigating methane emissions: From science to innovative solutions (Paris, November 9, 201 (November 2015)

17 slides from Veolia Environnement Sa's conference presentation, Nov 9, 2015

1. Slide 1: Two Knobs for Bending the Curve: Short Lived Climate Pollutants & Carbon Pollution

   RAMANATHAN, 2015 Two Knobs for Bending the Curve: Short Lived Climate Pollutants & Carbon Pollution VEERABHADRAN (RAM) RAMANATHAN UNIVERSITY OF CALIFORNIA AT SAN DIEGO Mitigating methane emissions: From science to innovative solutions November 9, 2015, at the ESEC (9 place d’Iena, 75116 Paris, Franc

2. Slide 2: Two Trillion Tonnes Have Been Emitted So Far

   RAMANATHAN, 2015 Two Trillion Tonnes Have Been Emitted So Far CO2 EMISSIONS, BILLION TONS IPCC-2013

3. Slide 3: Need to Worry About Two Time Scales

   RAMANATHAN, 2015 NEED TO WORRY ABOUT TWO TIME SCALES: • NOW TO 2030 EXCEEDING 2 C • 2030 TO 2050 BY 2050 3Tt 2030 2050

4. Slide 4: Is There Another Knob Beyond CO2?

   RAMANATHAN, 2015 Is There Another Knob Beyond CO2 ? The Short Lived Climate Pollutants Methane; Black Carbon; Ozone (Lower Atmosphere); HFCs Life times are about a week to 15 years • Off-the-shelf Technologies Exist For Drastic Reductions • Given The Short Life Times, The Climate Effects Of Mitigati

5. Slide 5: Greenhouse Effect Due to Chlorofluorocarbons: Climatic Implications

   na Sle NCE Greenhouse Effect Due to Chlorofluorocarbons: Climatic Implications V. Ramanathan

6. Slide 6: The Two Knob Approach For Bending The Curve

   RAMANATHAN, 2015 The Two Knob Approach For Bending The Curve Ramanathan & Xu, 2010; Hu et al, 2013 MITIGATION OF WARMING

7. Slide 7: The Two Knob Approach For Bending The Curve

   RAMANATHAN, 2015 The Two Knob Approach For Bending The Curve Ramanathan & Xu, 2010; Hu et al, 2013 SLCPs MITIGATION [2050] - 0.6 C

8. Slide 8: The Two Knob Approach For Bending The Curve

   RAMANATHAN, 2015 The Two Knob Approach For Bending The Curve Ramanathan & Xu, 2010; Hu et al, 2013 RATE OF SEA LEVEL RISE [ CM/YEAR]

9. Slide 9: The Two Knob Approach For Bending The Curve

   RAMANATHAN, 2015 The Two Knob Approach For Bending The Curve Ramanathan & Xu, 2010; Hu et al, 2013 SLCPs MITIGATION [2100]

10. Slide 10: Air Pollution Deaths and Diseases Globally

    DEATHS GLOBALLY AIR POLLUTION Effects on te 2 preventable risk PREMATURE DEATHS PER YEAR (2010) Indoor ti 3.5 mill Outdoor polution 3.1 mill. Ozone pollution 0.2 mill. DISEASES @ DUETOBC ANDCO-POLLUTANTS @ DUETOO, @@ Heart attacks 3% @ Strokes, heart disease ) @ Congesive heart failure . /~ 79% @ =

11. Slide 11: Why Are These Co-benefits Vitally Important?

    RAMANATHAN, 2015 Why Are These Co-benefits Vitally Important?

12. Slide 12: Top One Billion: Unsustainable Consumption

    RAMANATHAN, 2015 TOP ONE BILLION: UNSUSTAINABLE CONSUMPTION Responsible For 60% Of GHGs Emissions

13. Slide 13: The Bottom Three Billion World

    RAMANATHAN, 2015 THE BOTTOM THREE BILLION WORLD Forced By Poverty To Rely On 18th Century Technologies Mukteshwar, Central Himalayas, India Photo:Ramanathan, 2009

14. Slide 14: Scalable Solutions for Carbon Neutrality & Climate Stability

    RAMANATHAN, 2015 10 Scalable Solutions for Carbon Neutrality & Climate Stability From The University Of California Ramanathan et al, 2015 http://uc- carbonneutralitysummit 2015.ucsd.edu/_files/Be nding-the-Curve.pdf

15. Slide 15: California as Living Laboratory for the Two Knob Approach

    RAMANATHAN, 2015 CALIFORNIA AS LIVING LABORATORY FOR THE TWO KNOB APPROACH

16. Slide 16: 10 Solutions (1-6)

    RAMANATHAN, 2015 10 SOLUTIONS 1. Bend the curve immediately by mitigating short lived climate pollutants & sustainably by eliminating carbon pollution 2. Foster A Global Culture Of Climate Action Through Communication & Education . 3 Foster An Alliance Between Science, Religion And Policy To Change

17. Slide 17: 10 Solutions (7-10)

    RAMANATHAN, 2015 10 SOLUTIONS 7. Make maximum Use of available mature technologies to mitigate carbon pollution by 40% by 2030 8. Innovate For Complete Electrification Of Energy including Transportation to mitigate carbon pollution by 80% by 2050. 9. Use available technologies & regulations to reduc

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