INSIDER VIEW | Who’s afraid of Pax Silica?

There is much hullabaloo nowadays with regard to the notion of Pax Silica, the latest of which is the call by the House of Representatives to start an investigation in aid of legislation into the Philippines’ participation in the US-led Pax Silica initiative.

This initiative is not only limited to the Philippines; it involves around 30 countries, including South Korea, Japan, the UK, and the EU, and there is somewhat of a buildup of negative sentiment around it.

What is Pax Silica anyway? 

“Pax Silica is a US-led international economic security initiative launched in December 2025 to secure supply chains for artificial intelligence, semiconductors, and critical minerals” (Facebook, U.S. Embassy Manila).

In the Philippines, this initiative will be located in New Clark City with 1,619 hectares. This project will involve data centers and factories for AI computer chips, especially in the Philippines, which is a major source of nickel and copper.

Froilan "Froi" Castelo 
"It will also bolster our semiconductor industry, the nickel and copper mining industries, accelerate investments in local digital infrastructure, as well as create high-value jobs." 

Pax Silica is a means by the US to counter China’s technological advances in high-tech infrastructure and thwart the dominance of China over raw materials and technology manufacturing. The US is rounding up its allies like the Philippines to be a part of this.

Geopolitics aside, Pax Silica will be an opportunity for the Philippines to attract data centers and foreign investment.

It will also bolster our semiconductor industry, the nickel and copper mining industries, accelerate investments in local digital infrastructure, as well as create high-value jobs.

It will put the Philippines on the map as a strategic hub for AI-enabled industries in the Pacific region.

Addressing the Concerns

Critics of Pax Silica, however, cite the massive environmental impact of these data centers and factories. They claim that these AI locators will require massive amounts of electricity and water, which will adversely affect nearby communities.

This leads to water shortages, and power grids will come under strain, which may pave the way for brownouts and higher electricity costs.

Just recently, a Metro Manila LGU hosting one of the largest data centers in the country raised similar concerns. The data center concerned assured the LGU that its facility operates using 100 percent renewable energy and is sourced entirely through dedicated commercial power arrangements separate from local residential power sources.

"Pax Silica is a welcome development for the Philippines. Pax Silica will bring hyperscale infrastructure to the country, boosting foreign investment as well as local talent and employment opportunities."
- Froilan Castelo

This design ensures that its operations do not cause power instability for residents. Also, the said data center employs high-efficiency sustainable cooling technologies that minimize water consumption, operating responsibly without straining local municipal water resources.

The Management Association of the Philippines, or MAP, supports the project but emphasizes that there should be safety nets in place.

“The Philippines should ensure that the initiative contributes to domestic industrial capabilities rather than merely serving as a location for extraction, assembly or low-value-added activities.”

MAP further says the country “should approach Pax Silica as a ‘strategic negotiation’ with the goal of maximizing benefits while managing economic, social, environmental and geopolitical risks.”

Embracing AI Responsibly

That said, Pax Silica is a welcome development for the Philippines. Pax Silica will bring hyperscale infrastructure to the country, boosting foreign investment as well as local talent and employment opportunities.

This does not mean an out-and-out endorsement but, as MAP says, guardrails must be in place, especially to address environmental concerns.

Pax Silica is artificial intelligence-driven; at this stage, the Philippines should embrace the rise of AI in our businesses and our daily lives.

While Pax Silica may be US-led, the country should still explore all the possibilities AI can offer, including technologies from China. After all, China is still one of the major leaders, if not the leader, when it comes to technological development.

(Disclosure: The author is the president of the Philippine Chamber of Telecom Operators.)

About the author
Froilan Castelo
Froilan Castelo

General Counsel of the Globe Group and president of the Philippine Chamber of Telecommunications Operators

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Wednesday, 5 August 2026
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