Halliburton 2021 Annual & Sustainability Report Environmental 26 Environmental E1 Climate Change and At Halliburton, our work to help our customers Emissions Reduction extract oil and gas that fuels the world in a safe, E2 reliable, and efficient manner is at the core of our business. Oil and gas are an essential source Environmental of energy and play a critical role in the energy Management transition. For our own and our customers’ E3 operations, we actively work to identify ways to facilitate the evolution to a lower-carbon future Sustainable Energy Evolution with the innovation of new technologies that mitigate environmental impact. We proactively manage environmental risks, and we take measures to reduce energy use, water use, and waste generation. At Halliburton Labs, we collaborate with early-stage companies that develop clean energy technologies to help advance their products to the marketplace.