An RTI response from the Maharashtra SEIAA states that it has no record of an Environmental Clearance or Environmental Impact Assessment for the proposed Powai GCC project. The disclosure has intensified concerns raised by residents and environmental groups over the development. Mumbai, July 22: The proposed 30,000-seat Global Capability Centre (GCC) in Powai has come under fresh scrutiny after an RTI response from the Maharashtra State Environment Impact Assessment Authority (SEIAA) revealed.