International Solar Alliance: US, China Keen to Join Global Body Updated On Mon, Mar 12th, 2018 by Saurenergy The ISA is open to 121 prospective member countries, most of them located between the Tropics of Cancer and Capricorn. As many as 62 countries have signed the ISA framework agreement, out which 32 have ratified the pact. In a significant development, the US and China are also keen to join International Solar Alliance (ISA) […] Read more