By 2021 Google had set the objective to be net-zero by 2030 - but the commitment was vague
"By 2030, we aim to: Achieve net-zero emissions across all of our operations and value chain"
On page 3.
I relied on Google's Sustainability report as this is the report that is linked on Alphabet ESG Page under the Environmental Sustainability Section : https://abc.xyz/investor/esg/