supplies transportation
121building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
122environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
123Critical infrastructure protection — Public infrastructure Assets and facilities Airports · Bridges · Broadband& …
124Operation Barbarossa — Part of the Eastern Front of World War II …
125Military history of the United Kingdom during World War II — Periods and eras in English history Anglo Saxon period (927–1066) Norman period …
126Powder River Basin — The Powder River Basin The Powder River Basin is a geologic region in southeast Montana and northeast Wyoming, about 120 miles (190 km) east to west and 200 miles (320 km) north to south, known for its coal deposits. The region supplies …
127Emergency management — Accident preparedness redirects here. For Safety related articles, see Safety. Disaster preparedness redirects here. For other articles related to disaster preparedness, see Category:Disaster preparedness. Emergency management is the generic name …
128Military Air Transport Service — emblem Active 1948–1966 Country United States …
