MR. PIPALAWAN O. NAGA PROVINCE OF LANAO DEL SUR New Capitol Complex, Buadi Sacayo, Marawi City 9700, PHILIPPINES

30 September 2009 Dear MR. NAGA:

LETTER OF INVITATION 13th World Lake Conference in Wuhan, China – November 1-5, 2009

I have great pleasure in inviting you, on behalf of the Chinese Society for Environmental Sciences, to the 13th World Lake Conference. The conference will be held at Wuhan International Conference & Exhibition Centre from November 1-5, 2009 in Wuhan, China. The 13th World Lake Conference is jointly organized by the Chinese Society for Environmental Sciences (CSES), Chinese Research Academy of Environmental Sciences (CRAES) and Wuhan Municipality, with support from key national agencies including the Standing Committee of the National People’s Congress, National Committee of the Chinese People’s Political Consultative Conference (CPPCC), Ministry of Environmental Protection, Ministry of Water Resources, Ministry of Agriculture, Ministry of Science and Technology, Ministry of Housing and Urban-Rural Construction, and the Chinese Academy of Sciences. The theme of the conference is “Rehabilitate the Lake Ecosystem: Global Challenges and the Chinese Innovations”. The conference offers an opportunity for the global exchange of experiences in lake protection and allows for the sharing of best practices in the field. We expect the conference this year to be a high profile and diverse one, involving participation of over 1000 key stakeholders from all parts of the world. There will be a total of 12 plenary speeches at the conference, delivered by the Chinese Minister of Environmental Protection, Chinese Minister of Water Resources, Japanese Vice-Minister of Environmental Affairs, Stockholm Water Prize Laureates, Chinese scholars, representatives from the World Bank and the coordinator of UN World Water Assessment Programme. Special events including the Governors Dialogue, Mayors Forum and the Students and Children Sessions are also organized to maximize participation by stakeholders worldwide, facilitate international collaboration, and create more opportunities for global partnership. Further details on the conference are available at our official website (www.chinalakes.org).

The following logistical arrangements will be provided for you:

1. The conference registration fee will be waived for you. You are entitled to shuttle transfers from your hotel to the conference venue, a mid-conference field visit, and the conference package including a conference bag, collection of abstracts, CD of proceedings, souvenir and the conference directory.

2. The conference secretariat shall arrange for you to be received at Wuhan International Airport on November 1, 2009, and transported to a hotel in Wuhan. As such, you are advised to inform us at info@chinalakes.org of your flight details at your earliest convenience.

3. Your accommodation from November 1, 2009 to November 5, 2009 will be fully paid for by CSES. You are accountable for all other charges incurred at the hotel, including your laundry, phone and room service charges. You are also responsible for any additional cost incurred for an extension of your stay beyond November 6, 12:00pm.

4. You are entitled to conference refreshments, lunches and dinner banquets stated in the conference programme attached. Please note that you are responsible all other meals not included in the daily programme.

The conference organizing committee is not accountable for any other expenses not stated in this letter. Please confirm your attendance with us before October 10, 2009 so we could make the necessary logistical arrangements for you. We extend our heartfelt thanks to you for your support in the conference and look forward to meeting you in Wuhan, China. Sincerely Yours, REN GUANPING Secretary-General of Chinese Society for Environmental Sciences Vice Director of the 13th World Lake Conference Organizing Committee