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Microplastics are everywhere. Here's why that matters to big oil

CNBC's profile
Original Story by CNBC
August 20, 2025
Microplastics are everywhere. Here's why that matters to big oil

Context:

Microplastics, tiny plastic particles under five millimeters, are increasingly pervasive in the environment and human bodies, posing significant challenges to the oil and gas industry, which relies on petrochemicals derived from oil and gas to produce plastics. The rise in scientific research on microplastics underscores growing health concerns, with studies finding significant plastic accumulation in human brains and other biological tissues. Though the plastics industry highlights the benefits of plastics in various sectors, the public's increasing awareness of microplastics' potential harm challenges the industry's narrative. As demand for oil in transportation declines due to electrification, oil companies shift their focus to chemical production, maintaining their relevance by supplying plastic materials. Despite the undeniable utility of plastics, society grapples with the environmental and health consequences associated with their widespread presence and use.

Dive Deeper:

  • Microplastics, defined as plastic particles smaller than five millimeters, have been detected in human bodies and food supplies, raising health concerns due to their pervasive presence and potential effects on human health.

  • Petrochemicals, essential for plastic production, are derived from oil and gas, making the plastics sector a crucial yet vulnerable aspect of the fossil fuel industry, especially as environmental scrutiny increases.

  • Scientific studies have documented a rise in plastic accumulation in human tissues, with researchers noting a significant increase in plastic levels in the human brain's frontal cortex from 2016 to 2024.

  • While the plastics industry promotes the benefits of plastics in healthcare, food safety, and technology, the detection of microplastics in various biological tissues has sparked debates about their safety and environmental impact.

  • The shift towards electrification in transportation diminishes oil demand, prompting oil companies to focus more on petrochemicals and plastics as a strategy to sustain profitability amidst evolving global energy dynamics.

  • Major oil companies like Saudi Aramco have expanded their petrochemical operations, evidenced by its acquisition of a 70% stake in SABIC, highlighting the strategic importance of this sector despite fluctuating financial results.

  • The societal discourse acknowledges the advantages of plastics but also highlights the pressing need to address the environmental and health issues stemming from their extensive production and consumption.

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