Memphis Community Against Pollution

Memphis Community Against Pollution (MCAP) is a Black-led, Southwest Memphis-based environmental-justice organisation working "to ensure EVERYBODY can breathe clean air" by protecting health and combating climate injustice across the South Memphis / Boxtown / ZIP 38109 industrial-burden corridor. It is led by President and Executive Director KeShaun Pearson, with the organisation founded by his brother Justin J. Pearson — now a Democratic Tennessee State Representative for the same affected neighbourhood. MCAP is named as one of the corpus's principal local fighters against the xAI / Elon Musk Colossus supercomputer in the in-corpus Kairos Fellowship / MediaJustice Fight Data Centers campaign and is anchored as a named case study in MediaJustice's September 2025 regional report The People Say No: Resisting Data Centers in the South.

Origins: Memphis Community Against the Pipeline

MCAP began as Memphis Community Against the Pipeline at a 17 October 2020 community meeting on the proposed Byhalia Connection crude oil pipeline, after a company representative suggested residents could only "soften the blow" of the project. KeShaun Pearson's recollection from the Environmental Defense Fund's Vital Signs profile — "That's when it started. A group of us met up in the parking lot determined to defend our families" — anchors the group's founding moment. The Byhalia Connection had been routed through Boxtown and adjacent historically Black South Memphis neighbourhoods by developers who had described the corridor as "the point of least resistance"; under MCAP's organising, Boxtown residents successfully prevented the pipeline from going through in 2021, and the win included a 2021 protest joined by former Vice President Al Gore. MCAP renamed itself Memphis Community Against Pollution after the Byhalia victory, broadening its scope from the single pipeline fight to a standing programme on the cumulative industrial burden carried by ZIP code 38109.

That broader programme has included supporting the closure of a Memphis sterilization services facility using the cancer-causing chemical ethylene oxide — work credited as helping build the case for the first federal limits on ethylene oxide emissions — and standing political and organising work on the dozens of other polluting facilities sited inside the same ZIP code. Capital B News records 19 active polluting facilities inside ZIP 38109 and cancer risk from air pollution running roughly four times the U.S. national average.

xAI Colossus campaign

Since 2024 MCAP's organising has been concentrated on opposition to the xAI / Elon Musk Colossus supercomputer — sited directly adjacent to Boxtown, the South Memphis neighbourhood established in 1863 by formerly enslaved people — and to the much larger Colossus 2 expansion that has followed. The facility opened in June 2024 with minimal public disclosure and runs on methane gas turbines on the 550-acre site that draw in the order of 300,000 gallons of municipal water a day for cooling. Capital B News records approximately 35–36 deployed gas-powered turbines operating without standard environmental permits; the count had grown to over two dozen by April 2026 per Democracy Now's coverage, which records the facility as the largest source of smog-forming nitrogen oxides in the nation's largest majority-Black city.

MCAP's campaign on the facility has run along four lines.

• Independent technical evidence. MCAP's coalition partner the Southern Environmental Law Center commissioned an independent health impacts study by EmPower Analytics Group, led by Harvard-trained environmental health scientist Dr Michael Cork, finding that the proposed xAI gas plant could worsen regional air pollution and cause millions of dollars in annual health damages.
• Regulatory and litigation pressure. Working with the Southern Environmental Law Center, MCAP asked the Shelby County Health Department in 2024 to investigate xAI's permitting on its gas-turbine cooling infrastructure. In June 2025 the NAACP filed a 60-day Notice of Intent to Sue xAI for alleged Clean Air Act violations; the NAACP filed suit in mid-April 2026, with MCAP, Southern Environmental Law Center, Earthjustice, and the Safe and Sound Coalition publicly aligned behind the litigation and a demand for a moratorium on data-centre construction.
• Public communications. KeShaun Pearson has carried MCAP's framing into national press in 2025 and 2026 — "Elon Musk's xAI is joining a dozen other polluters who are destroying Memphis' air quality"; State Rep. Justin J. Pearson described it as "dangerous for a wannabe tech-dictator to determine what kind of air we breathe." The Democracy Now interview of 22 April 2026 anchors the Memphis fight to Dr Martin Luther King Jr's 1968 Memphis sanitation workers' march and KeShaun Pearson's framing that "we are, unfortunately, a cautionary tale about what will and possibly can happen if you don't have the right rules and guardrails in place."
• Coalition-building. MCAP works locally alongside the University of Memphis student coalition Tigers Against Pollution, and inside the wider U.S. South organising network with Young Gifted and Green, Protect Our Aquifer, and the Southern Environmental Law Center.

Place in the movement

MCAP is the corpus's first locally-led environmental-justice community organisation in the U.S. South, the first Black-led local-group entry in the corpus, the first local-group anchored on a specific named AI-data-centre opposition fight in the United States, and the first entry locating an AI-infrastructure fight inside the longer arc of U.S. environmental-racism organising. The group's lateral relationships — to Tigers Against Pollution as the named student-coalition co-fighter on the Boxtown / xAI Colossus fight, to the NAACP / Southern Environmental Law Center / Earthjustice litigation coalition, and to MediaJustice and Kairos through the in-corpus Fight Data Centers campaign and the People Say No regional report — illustrate the on-ramp pattern the corpus is mapping in the U.S. data-centre fight: a long-running Black-led local environmental-justice organisation, with a 2020 founding origin entirely outside any "AI" framing, inducted into the make-AI-good landscape through the physical-infrastructure layer of frontier AI compute as that infrastructure is sited inside an already-burdened majority-Black neighbourhood.

The U.S. South / Black-led / environmental-justice / data-centre-opposition organising form MCAP anchors is structurally distinct from the U.S. AI-safety / Pause chapters (lg-pauseai-bay-area, lg-pauseai-nyc), from the U.S. youth / Encode Justice student-chapter network (lg-encode-justice-georgia, lg-encode-justice-north-carolina), and from the UK residents'-association and Friends-of-the-Earth data-centre opposition local-groups (lg-north-ockendon-residents-association, lg-iver-heath-residents-association, lg-havering-friends-of-the-earth) — and it is the corpus's first instance of a frontier-AI-compute fight being organised inside a Black-led civil-rights-and-environmental-justice tradition rather than inside an AI-policy or general-environmental tradition.