1Alex Hughes. (2022, March 8). Can NFTs solve their massive carbon footprint problem? Science Focus. Retrieved September 23, 2022, from <https://www.sciencefocus.com/future-technology/can-nfts-solve-their-massive-carbon-footprint-problem/>
2Robyn Conti & John Schmidt. (2022, April 8). What Is An NFT? Non-Fungible Tokens Explained. Forbes. Retrieved September 23, 2022, from <https://www.forbes.com/advisor/investing/cryptocurrency/nft-non-fungible-token/>
3Peter Howson. (2021, April 1). NFTs: why digital art has such a massive carbon footprint. The Conversation. Retrieved September 23, 2022, from <https://theconversation.com/nfts-why-digital-art-has-such-a-massive-carbon-footprint-158077>
4Kimberlee Leonard. (2022, June 27). NFTs, Their Environmental Impact, & The Future. Seeking Alpha. Retrieved September 23, 2022, from <https://seekingalpha.com/article/4488450-nfts-environmental-impact>
5ALLIE GRACE GARNETT. (2022, August 8). NFTs and the Environment. Investopedia. Retrieved September 23, 2022, from <https://www.investopedia.com/nfts-and-the-environment-5220221#>
6Andy Storey . (2022, January 11). How Much Energy does it Take to Make an NFT? Poster Grind. Retrieved September 23, 2022, from <https://postergrind.com/how-much-energy-does-it-take-to-make-an-nft/>
7AlexWGomezz. (n.d.). How Much Energy Do NFTs Use? Cyber Scrilla. Retrieved September 23, 2022, from <https://cyberscrilla.com/how-much-energy-do-nfts-use/>
8NFT Club. (n.d.). How bad for the environment are NFTs? NFT Club. Retrieved September 23, 2022, from <https://nftclub.com/eco-impact-of-nfts/>
9Erin Davis. (2022, July 20). The carbon footprint of creating and selling an NFT artwork. Quartz. Retrieved September 23, 2022, from <https://qz.com/1987590/the-carbon-footprint-of-creating-and-selling-an-nft-artwork/>
10David Bailey. (2022, January 5). Are NFTs only about digital art? Actually, no. Supplain. Retrieved September 23, 2022, from <https://supplain.io/news/nft-use-cases-digital-art>
11Andy Storey. (2022, May 7). 9 Reasons Why NFTs Are Bad For Artists. Poster Grind. Retrieved September 23, 2022, from <https://postergrind.com/9-reasons-why-nfts-are-bad-for-artists/>
12JUSTINE CALMA. (2021, March 15). The climate controversy swirling around NFTs. The Verge. Retrieved September 23, 2022, from <https://www.theverge.com/2021/3/15/22328203/nft-cryptoart-ethereum-blockchain-climate-change>
13Spatial. (2022, April 22). 4 NFT Projects with a Positive Environmental Impact. Spatial. Retrieved September 23, 2022, from <https://spatial.io/blog/4-nft-projects-with-a-positive-environmental-impact>
14Anil Dash. (2021, April 2). NFTs Weren’t Supposed to End Like This. The Atlantic. Retrieved September 23, 2022, from <https://www.theatlantic.com/ideas/archive/2021/04/nfts-werent-supposed-end-like/618488/>
15Courtney Lindwall . (2022, February 3). Crypto Has a Climate Problem. NRDC. Retrieved September 23, 2022, from <https://www.nrdc.org/stories/crypto-has-climate-problem>
16Reuters. (2021, May 13). Factbox: How big is Bitcoin’s carbon footprint? Reuters. Retrieved September 23, 2022, from <https://www.reuters.com/technology/how-big-is-bitcoins-carbon-footprint-2021-05-13/>
17Netpositive.Money. (n.d.). Bitcoin CO2 Footprint Calculator. Netpositive.Money. Retrieved September 23, 2022, from <https://netpositive.money/calculator/>
18Rahul Dhari & Arturo Barrantes. (2022, April 6). Cryptocurrency Footprint Calculator. Omni Calculator. Retrieved September 23, 2022, from <https://www.omnicalculator.com/ecology/cryptocurrency-footprint>
19The News Crypto. (2022, September 17). Ethereum Energy Usage, the Carbon Footprint Down to 99.99%. Investing.com. Retrieved September 23, 2022, from <https://in.investing.com/news/ethereum-energy-usage-the-carbon-footprint-down-to-9999-3347129#>
20Raynor de Best. (2022, September 22). Ethereum energy consumption worldwide from May 2017 to September 22, 2022. Statistica. Retrieved September 23, 2022, from <https://www.statista.com/statistics/1265897/worldwide-ethereum-energy-consumption/>
21Next Billion. (2022, September 21). Press Release: Ethereum Blockchain Eliminates 99.99% of its Carbon Footprint Overnight After a Successful Merge According to New Report. Next Billion. Retrieved September 23, 2022, from <https://nextbillion.net/news/ethereum-blockchain-eliminates-99-99-of-its-carbon-footprint-overnight-after-a-successful-merge-according-to-new-report/>
22Ethereum.org. (2022, September 15). Ethereum energy consumption. Ethereum.org. Retrieved September 23, 2022, from <https://ethereum.org/en/energy-consumption/>
23Hackernoon. (2021, July 31). Here’s A Calculator To Calculate The Carbon Footprint of Any Ethereum Wallet Or Smart Contract. Hackernoon. Retrieved September 23, 2022, from <https://hackernoon.com/heres-a-calculator-to-calculate-the-carbon-footprint-of-any-ethereum-wallet-or-smart-contract-7z5c37ze>
24Conner-Simons, A. (2021, March 22). NFTs, explained. Retrieved October 18, 2022, from <https://www.csail.mit.edu/news/nfts-explained>
25Congressional Research Service. (2022, July 20). Non-Fungible Tokens (NFTs). Retrieved October 18, 2022, from <https://crsreports.congress.gov/product/pdf/R/R47189>
26Washington University in St. Louis & AAMNA. (2021, April 28). Non-Fungible Tokens and Climate. Retrieved October 18, 2022, from <https://sustainability.wustl.edu/non-fungible-tokens-and-climate/>
27US Government Accountability Office. (2022, June 14). Non-Fungible Tokens (NFTs). Retrieved October 18, 2022, from <https://www.gao.gov/products/gao-22-105990>
28University of Colorado Environmental Center & Smith, N. (2022, February 7). Crypto Woes: Cryptocurrency and Climate Change, From Coal to E-Waste. Retrieved October 18, 2022, from <https://www.colorado.edu/ecenter/2022/02/07/crypto-woes-cryptocurrency-and-climate-change-coal-e-waste>
29National Institute of Standards and Technology. (2019, September 25). Blockchain. Retrieved October 18, 2022, from <https://www.nist.gov/blockchain>
30MIT Center for Energy and Environmental Policy Research, Stoll, C., Klaaßen, L., & Gallersdörfer, U. (2018, December). The Carbon Footprint of Bitcoin. Retrieved October 18, 2022, from <https://ceepr.mit.edu/wp-content/uploads/2021/09/2018-018.pdf>
31Kiffer, L., Salman, A., Levin, D., Mislove, A., Nita-Rotaru, C., & Northeastern University. (2022). Under the Hood of the Ethereum Gossip Protocol. Retrieved October 18, 2022, from <https://www.ccs.neu.edu/home/amislove/publications/Ethereum-FC.pdf>
32Columbia Climate School & Cho, R. (2021, September 20). Bitcoin’s Impacts on Climate and the Environment. Retrieved october 18, 2022, from <https://news.climate.columbia.edu/2021/09/20/bitcoins-impacts-on-climate-and-the-environment/>
33US Environmental Protection Agency. (2016). Carbon Footprint Calculator. Retrieved October 18, 2022, from <https://www3.epa.gov/carbon-footprint-calculator/>
34NFT Blockchain by Tumisu, Crypto Miner by fszlai. Pixabay. Retrieved from <https://pixabay.com/>
35BoredApe NFT by Niranjan _ Photographs, Blockchain Technology by Hitesh Choudhary, Ethereum NFT by Kanchanara, NFT Logo by Mo. Unsplash. Retrieved from <https://unsplash.com/>