Carbon removal advanced market commitment (AMC) coalition Frontier announced that it has doubled its funding, raising an additional $915 million from corporate buyers including Stripe, Google, Shopify, Salesforce, H&M Group, and Anthropic. Launched in 2022 with $925 million in commitments by tech companies Stripe, Alphabet, Shopify and Meta and global management consulting firm McKinsey, Frontier is an advance market commitment…