Global Climate ObservationThe Perspective of the WorldThe Perspective of the World Meteorological Organization

P. TaalasSecretary-General

World Meteorological Organization

Amsterdam 2 March 2016

www.wmo.int

Amsterdam, 2 March 2016

Integrated observing system

Weather • Climate • Water 2

Global average temperature anomaly (1850 – 2015)

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Global surface temperature anomalies 1880-2015over 5 and 10 yearsy

10-year anomaly

1880 1900 1920 1940 1960 1980 2000 2020

5-year anomaly

1880 1900 1920 1940 1960 1980 2000 2020

5-year anomaly

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Global surface temperature anomalies for 2015

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Global surface temperature anomalies 1950-2015

6

1950 1960 1970 1980 1990 2000 2010

Need of Coordination of Climate Observing Systems

Global ocean heat content 1955-2015

0-700 m global ocean heat content

0-2000 m global ocean heat content

8

Sea level rise 1992-2015

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Arctic September sea-ice anomalies

Swart at al Nature CC 2015

Greenhouse gases concentrations: new record

Carbon dioxide (CO2) Methane (CH4) Nitrous oxide (N2O)

Water vapour and CO2 are theWater vapour and CO2 are the major greenhouse gases,withCO2 the main driver of climate change Water vapour changeschange. Water vapour changes largely happen as a response to the change in CO2.

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Integrated Global Greenhouse Gas I f i S (IG3IS

Satellites

Information System (IG3IS)

“Carbon Weather”

ChinaTCCONSE Asia

Current Network

TCCON

Earth N t k

Brazil

NetworksTefé

Climate change will proceed until 2060´s, need to adapt

Business as usual

2 °C target2 C target

T° targets vs. Regional Extremes

RCP8.5RCP4.5

Global mean temperature anomaly relative to 1861-1880 (deg)

Global mean temperature anomaly relative to 1861-1880 (deg)

(Seneviratne et al. 2016, Nature)

Paris Climate Agreement – Art. 7 (Adaptation)7. Parties should strengthen their cooperation for enhancing action on adaptation, taking into account the Cancun Adaptation Framework, including with regard to:

(a) Sharing information good practices experiences and lessons learned(a) Sharing information, good practices, experiences and lessons learned, including, as appropriate, as these relate to the science, planning, policies and implementation of adaptation actions;

(b) Strengthening institutional arrangements including those under the Convention(b) Strengthening institutional arrangements, including those under the Convention, to support the synthesis of relevant information and knowledge and the provision of technical support and guidance to the Parties;

(c) Strengthening scientific knowledge on climate including research systematic(c) Strengthening scientific knowledge on climate, including research, systematic observation of the climate system and early warning systems, in a manner that informs climate services and supports decision-making;

(d) Assisting developing country Parties to identify effective adaptation practices(d) Assisting developing country Parties to identify effective adaptation practices, adaptation needs, priorities, support provided and received for adaptation actions and efforts, and challenges and gaps, in a manner consistent with encouraging good practices;

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Subsidiary Body for Scientific and Technical Advice 43

E d GCOS t id th t f COP21 Encouraged GCOS to consider the outcomes of COP21 when preparing the new GCOS Implementation Plan.

Invited GCOS to collaborate with relevant partners toInvited GCOS to collaborate with relevant partners to continue enhancing access to, and understanding and interpretation of, data products and information to support decision making on adaptation and mitigation at nationaldecision-making on adaptation and mitigation at national, regional and global scales.

Urged Parties to work towards addressing the priorities and g g pgaps identified in the GCOS 2015 Status Report.

Invited Parties and relevant organizations to provide inputs to and contrib te to the re ie of the ne GCOSto, and contribute to the review of, the new GCOS implementation plan. GCOS will submit the new implementation plan to COP22.

CLPA-CLW 16

Thank you for your attention

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