Tech giant Google is facing a growing sustainability challenge as its carbon emissions have risen again. The increase is strongly linked to the ongoing by pushing the company into the field of artificial intelligence, which leads to significantly increased energy consumption.

According to Google's 2025 sustainability report, its "ambition-based emissions" increased by 11 percent last year, reaching 11.5 million metric tons of carbon dioxide pollutionThis represents 51 percent increase compared to 2019It is important to note that these “ambition-based” emissions do not include certain categories of supply chain pollution that Google considers to be outside its control or "peripheral" to Alphabet's core business, Google's parent company. These excluded categories include, for example, certain purchased goods and services and food programs. For a more comprehensive view, a table in the report's appendix reveals that Google's total emissions actually reached 15,185,200 metric tons of carbon dioxideThis value is approximately equivalent to emissions from almost 40 gas-fired power plants per year.

The rapid development of AI is identified as a key factor that makes Google's "future energy needs and emissions trajectories" are harder to predictAI is not only driving the growth in energy consumption at Google, but is also driving increased energy consumption at other leading tech companies, such as Microsoft and Meta. It is estimated that By the end of this year, AI technology will consume more energy than BitcoinWhile some AI companies, like DeepSeek, are trying to create more energy-efficient models, that hasn't stopped other companies, like Meta, from building a massive gas-powered data center in Louisiana. Even policy decisions in the US support the use of coal to power AI data centers.

Current emissions trajectories are pushing Google further away from its goal of cutting pollution in half by 2030 compared to a 2019 baseline. The company cites several factors in its report that are beyond its “direct control” and that make it difficult to achieve its climate goals. These include changes in climate and energy policies, the “slower than necessary” deployment of carbon-free energy technologies, and lack of carbon-free energy solutions in some marketsGoogle recognizes that these external factors can affect the cost, feasibility, and timeline of its progress, and that navigating them requires flexibility.

An interesting finding in the report is that despite the continued increase in energy consumption thanks to AI, Google states 12 percent reduction in carbon emissions from data centersHowever, despite this reduction, Carbon emissions from data centers still significantly higher compared to 2019This suggests that while some improvements in data center efficiency have been achieved, the overall energy demand driven by AI still exceeds these efforts in terms of absolute emissions compared to previous years.

The growing demand for computing power driven by AI poses a significant challenge for Google in achieving its ambitious emissions reduction goals. The complexity of external factors and the enormous energy appetite of AI mean that the path to more sustainable operations remains challenging for the technology sector. It will be key to watch how Google and the broader technology industry address these challenges to meet the demand for AI while minimizing their environmental footprint. Spring