The Gulf contains a hypoxic dead zone that runs by east-west along the Texas-Louisiana coastline in July 2008 researchers reported that between 1985 and 2008 the area roughly doubled in size and now stretches from near Galveston Texas to near Venice Louisiana It is now about 8,000 square miles (21,000 km2) nearly the record. Poor agricultural practices in the northern portion of the Gulf of Mexico have led to a tremendous increase of nitrogen and phosphorus in neighboring marine ecosystems which has resulted in algae blooms and a lack of available oxygen Occurrences of masculinization and estrogen suppression were observed as a result an October 2007 study of the Atlantic croaker found a disproportioned sex ratio of 61% males to 39% females in hypoxic Gulf sites This was compared with a 52% to 48% male-female ratio found in reference sites showing an impairment of reproductive output for fish populations inhabiting hypoxic coastal zones, Klein Skyline in 1971 after completion of One Shell Plaza, In addition 37.6 percent of the population are Hispanic or Latino (of any race) (31.6 percent Mexican 0.9 percent Salvadoran 0.5 percent Puerto Rican 0.4 percent Honduran 0.3 percent Guatemalan 0.3 percent Spaniard 0.2 percent Colombian 0.2 percent Cuban). Houston has had a troubled past with pollution of many types This is due to the fact that Houston has been the home for the oil and gas industry since its inception in the early 1900s when there was little environmental regulation Harris County where the bulk of the city has been historically located is home to 15 Environmental Protection Agency Superfund sites more than any other area in Texas the list contains numerous companies streets and waterways that have been considered hazardous to humans in various ways, The University of Houston System's annual impact on the Houston area's economy equates to that of a major corporation: $1.1 billion in new funds attracted annually to the Houston area $3.13 billion in total economic benefit and 24,000 local jobs generated. This is in addition to the 12,500 new graduates the U.H System produces every year who enter the workforce in Houston and throughout Texas These degree-holders tend to stay in Houston After five years 80.5% of graduates are still living and working in the region. Further information: List of colleges and universities in Texas Retail See also: List of events in Houston and List of people raised in Houston. As of April 2013 the state's unemployment rate is 6.4 percent In recent years Houston's love affair with the car has cooled somewhat with car usage falling by 15.2% since 1995 and heavy investment in public transport including a light rail system opened in 2004 effectively signalling the return of the streetcar. Chlorine - respiratory effects Constable Precinct 5 Ted Heap Republican 10.1 Land use politics Ferdinand incorporated the American territories into his domain and then withdrew the authority granted to governor Christopher Columbus and the first conquistadors He established direct royal control with the Council of the Indies the most important administrative organ of the Spanish Empire both in the Americas and in Asia After unifying Castile Ferdinand introduced to Castile many laws regulations and institutions such as the Inquisition that were typical in Aragon These laws were later used in the new lands. Houston Texas Business Directory Chinese nationalist forces launched a large-scale counter-offensive in early 1940 in August Chinese communists launched an offensive in Central China; in retaliation Japan instituted harsh measures in occupied areas to reduce human and material resources for the communists. Continued antipathy between Chinese communist and nationalist forces culminated in armed clashes in January 1941 effectively ending their co-operation in March the Japanese 11th army attacked the headquarters of the Chinese 19th army but was repulsed during Battle of Shanggao in September Japan attempted to take the city of Changsha again and clashed with Chinese nationalist forces, Three community college districts exist with campuses in and around Harris County the Houston Community College System serves most of Houston the northwestern through northeastern parts of the county are served by various campuses of the Lone Star College System while the southeastern portion of the county is served by San Jacinto College the Houston Community College and Lone Star College systems are within the 10 largest institutions of higher learning in the United States. .
7.1 Ixtoc I explosion and oil spill, 6 Manufacturing and industry Club League Sport Venue Built Capacity 9 Secrecy and disinformation, 3.2 Greenhouse gases See also: List of Texas railroads. .
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