Alphabet Inc’s Google aims to replenish 20 percent more water than its offices and data centers use by 2030, the company said on Thursday, addressing concerns about water-guzzling tech facilities amid record droughts. “We are pledging to a water stewardship target to replenish more water than we consume by 2030 and support water security in communities where we operate,” Google Chief Sustainability Officer Kate Brandt wrote in a blog post. “This means Google will replenish 120 percent of the water we consume, on average, across our offices and data centers.” Google consumed 3.4 billion gallons of water in 2019, its most recent disclosure. The company told Reuters it had not yet started tracking replenishment rates. But it added that its 20 percent goal reflects what is needed to return regions with high or extremely high water scarcity to a normal level. Google uses water to cool its data centers’ stacks …