Hoarding Systems is a Pilgrims-specific technology on the Diplomacy and Trading technology tree with a research cost of 130 . It unlocks an Empire Improvement, requires research in Xenology or in Soil Xenobiology, and allows no further research.
"As the Pilgrims are a people accustomed to scarcity, they put a great deal of thought into developing systems that preserve goods. In this case, sophisticated energy fields are adapted to extend the natural shelf life of perishable products."
"The installation of these centers near urban areas provides areas where surplus or donated supplies can be stored. Particularly useful in the event of invasion or blockade, Stasis Centers can supply a populace with goods for many years."