oil drain
101colonialism, Western — ▪ politics Introduction a political economic phenomenon whereby various European nations explored, conquered, settled, and exploited large areas of the world. The age of modern colonialism began about 1500, following the European… …
102Tofu — For other uses, see Tofu (disambiguation). Tofu A Taiwanese Silken Tofu Salad Chinese name Traditional Chinese …
103Operation Barbarossa — Part of the Eastern Front of World War II …
104Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
105Water pollution — Raw sewage and industrial waste flows across international borders New River passes from Mexicali to Calexico, California. Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). Water p …
106Cold War — For other uses, see Cold War (disambiguation). United States President …
107Civil engineering and infrastructure repair in New Orleans after Hurricane Katrina — This article covers the levee system and infrastructure repairs in New Orleans, Louisiana following Hurricane Katrina. Hurricane Katrina …
108New Zealand — This article is about the country. For other uses, see New Zealand (disambiguation). NZ redirects here. For other uses, see NZ (disambiguation). New Zealand Aotearoa …
109Salinity control — relates to controlling the problem of soil salinity and reclaiming salinized agricultural land. The aim of soil salinity control is to prevent soil degradation by salinization and reclaim already salty (saline) soils. Soil reclamation is also… …
110South Africa — This article is about the modern country. For other uses, see South Africa (disambiguation). Republic of South Africa …
