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However, a study in the Mirena application for FDA approval found a lower continuation of breastfeeding at 75 days in hormonal IUD users (44%) versus copper IUD users (79%). [39]: 37 When using Mirena, about 0.1% of the maternal dose of levonorgestrel can be transferred via milk to the nursed infant. [40]
Levonorgestrel is a hormonal medication which is used in a number of birth control methods. [3] [7] It is combined with an estrogen to make combination birth control pills. [8]As an emergency birth control, sold under the brand names Plan B One-Step and Julie, among others, it is useful within 72 hours of unprotected sex.
The Line 5 pipeline runs between Superior, Wisconsin, and Sarnia, Ontario, two major nodes of the Enbridge Pipeline System.The Enbridge terminal at Superior conveys western Canadian crude oil from various incoming pipelines (including lines 1–4) to Line 5 and Line 6, which go around the northern and southern shores of Lake Michigan respectively.
Copper devices have a failure rate of about 0.8%, while hormonal (levonorgestrel) devices fail about 0.2% of the time within the first year of use. [9] In comparison, male sterilization and male condoms have a failure rate of about 0.15% and 15%, respectively. [10] Copper IUDs can also be used as emergency contraception within five days of ...
On July 4, 2002, 252,000 gallons of crude oil spilled into a marsh near Cohasset, Minnesota due to a rupture of Line 4 running from Edmonton, Alberta, Canada, and Superior, Wisconsin. [16] Emergency responders enacted a controlled burn at 4:45pm the next day to prevent the oil from penetrating into any waterways. The cost of remediating the ...
Construction of the Line 3 pipeline would help the Canadian oil industry increase their production and stabilize prices. Enbridge has argued that Line 3 would help meet the demand of Minnesota's oil refineries, [101] and they are not the only company hoping the pipeline is built. [102] Line 3 is seen as key to the Canadian oil industry. [102]
The oil in the Lac-Mégantic rail cars came from the Bakken Formation in North Dakota, an area that would be served by the Keystone expansion. [182] Increased oil production in North Dakota has exceeded pipeline capacity since 2010, leading to increasing volumes of crude oil being shipped by truck or rail to refineries. [183]
The Portland Pipe Line Corporation/Montreal Pipe Line Limited announced in February 2008 that it was studying a proposal to expand and/or reverse the flow of the Portland–Montreal Pipe Line. Crude oil reserves are undergoing increased development in western Canada, namely raw bitumen from the Athabasca oil sands deposit. The pipeline owner ...