Second Atmosphere
Turn a nutrient challenge into an operating facility.
V7 public website previewExplore hosting a pilot
From pilot to facility

Infrastructure begins with a real nutrient challenge.

Second Atmosphere is bringing together real nutrient streams, capable hosts, engineering, construction, research, equipment, and operations to build a new category of water infrastructure.

AI-generated conceptual visualization of covered biological infrastructure adjacent to a wastewater-treatment facility
AI-generated conceptual visualization of covered biological infrastructure adjacent to a wastewater-treatment facility. It does not depict an existing Second Atmosphere installation.
What starts a facility

A defined nutrient problem and a partner ready to solve it.

The most useful first conversation is concrete: a real water stream, a real site, a treatment objective, and a reason to act.

THE HOST BRINGS

The operating context

Nutrient-bearing water, flow and chemistry data, treatment goals, site conditions, operating knowledge, and a path to implementation.

SECOND ATMOSPHERE BRINGS

The infrastructure platform

AAC design, biological and engineering integration, facility development, specialized equipment, measurement, and a path toward repeatable operation.

Engineering, materials, fabrication, construction, controls, research, operations, and capital join the project as the facility moves forward.

Ways to participate

A facility brings the right capabilities together around a measurable nutrient problem.

Hosts, researchers, suppliers, builders, operators, communities, foundations, and investors each have a distinct role in turning AAC into operating infrastructure.

Host a pilot

Provide a nutrient stream, site access, operating context, data, and a real treatment question.

Explore hosting

Advance the science

Contribute algal science, engineering, materials, testing, modeling, or independent validation.

Research partnership

Build the system

Supply concrete, equipment, fabrication, construction, automation, processing, or operations expertise.

Supplier conversation

Fund development

Discuss company capital, project development, foundations, grants, or strategic support through a private conversation.

Capital conversation

Help build the infrastructure—and the industry around it.

Find your role