<prompt> President Obama vakaparura Major Economies Forum on Energy and Climate Change, kuti vabatsire nhaurirano pakati penyika dzakasimukira nedziri kusimukira pamusoro pekuedza kusimudzira simba rakachena uye kuderedza gasi rinokonzera kudziya kwepasi. Pamusangano mutsva uyu, Mutungamiri Obama akakoka vatungamiri venyika 16 dzine hupfumi hwakakura uye Munyori Mukuru weUnited Nations kuti vasarudze vamiririri kuti vapinde musangano wekugadzirira wakaitwa kuU.S. Department of State musi wa27-28 Kubvumbi muWashington, D.C. Musangano uyu nemimwe misangano yekugadzirira yakaguma nemusangano wenyika 17 dzeMEF, sechikamu chemusangano wechi35 weG8  <response>: Mutungamiri weItaly Silvio Berlusconi akabvuma kuitisa muLa Maddalena, Italy muna July 2009. Musangano weG8 wakazotamisirwa kuLAquila, Italy, sechikamu chekuedza kugoverazve mari yekubatsira njodzi mushure mekudengenyeka kwenyika kweLAquila muna 2009. Musangano wacho wakaitwa musi waJuly 9, 2009. 