Sea Level Adaptation
Michael Mignano
@mignano
−6.4%
since Aug 11 · after money added
The idea
I believe rising sea levels mean decades of coastal defense spending, not a one-off disaster response, and that value slowly shifts inland as coastal property gets harder to insure. So I own it in layers: the engineering firms building seawalls and levees, the water infrastructure companies selling pumps and pipes to flood-prone cities, the aggregates producers supplying the rock and cement for it all, and inland-weighted land and real estate as the migration plays out.
What it owns
- These firms get paid to design, plan, and build the seawalls, levees, dredging projects, and flood barriers that rising seas and intensifying storms demand. · Tetra TechIt designs the engineering studies and plans that precede every seawall and flood project, getting paid early in the adaptation cycle., AECOMIt designs levees, storm barriers, and coastal defenses for government agencies, including the Army Corps of Engineers, as adaptation backlogs grow., Jacobs SolutionsIt provides planning and program management services that cities need before spending on flood defense, capturing early-stage adaptation projects., Granite ConstructionIt pours concrete for levees, flood channels, and hardened roads, and depends on sustained heavy civil backlog including water and flood projects., Sterling InfrastructureIt performs site work, earth movement, and drainage preparation for elevation and armoring projects, growing with infrastructure and site development demand.28%
- Flood-prone cities need more pumps, pipes, sensors, and treatment capacity as water management becomes increasingly critical to urban resilience. · XylemIt is the largest pure seller of pumps, meters, and sensors to flood-prone utilities, and benefits from compounding spending on flood control and water systems., American Water WorksIt is a regulated utility that earns a set return on capital invested in pipes and treatment systems, and climate stress creates more investment opportunities., Mueller Water ProductsIt makes valves, hydrants, and pipe fittings that every water system rebuild consumes, benefiting from rising municipal water spending., PentairIt sells filtration and treatment equipment that flood-stressed water systems need more of, since flooding contaminates water supplies., Watts Water TechnologiesIt sells drainage, backflow prevention, and flow control products that go into buildings hardened against water as flood risk gets priced into building codes.25%
- Elevation and armoring projects consume enormous amounts of aggregates and cement, and producers that own quarries near vulnerable coasts benefit directly. · Vulcan MaterialsIt is the largest US producer of aggregates for seawalls, elevated roads, and armored coastlines, with quarries positioned near Gulf and Southeast coasts., Martin Marietta MaterialsIt supplies both aggregates and cement to elevation and armoring projects, generating revenue from both materials on the same work., Eagle MaterialsIt is a low-cost US cement producer, and elevation projects consume large volumes of cement with limited import competition., CemexIt is a large cement producer in the US and Mexico trading at a discount to American peers, positioned to benefit if adaptation demand lifts cement volumes.22%
- As coastal property becomes harder to insure and finance, population and housing demand gradually shift inland to higher-elevation metros. · Mid-America Apartment CommunitiesIt owns apartments in inland Sunbelt cities where households move when coastal insurance and financing become prohibitively expensive., American Homes 4 RentIt owns single-family rentals concentrated in inland metros that benefit from household migration away from coasts where insurance costs are rising., WeyerhaeuserIt owns millions of acres of inland timberland, storing land value as coastal property gets repriced and providing lumber for rebuilding and relocation.17%
- Dredging is a Jones Act protected niche with minimal new supply, and the backlog is substantial and growing. · It is the largest US dredging company with substantial backlog from capital and coastal protection work, a Jones Act protected niche with limited new competitors.5%
- Cash3%