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News
By 2050, half of the EU citizens could be generating their own renewable energy
A people-powered energy revolution is possible and may be close at hand A people-powered energy revolution is possible and may be close at hand The environmental group Friends of the Earth Europe...
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Colima Volcano in Mexico Erupts Causing Evacuations
Last week, eruptions from the Colima volcano in Mexico required hundreds of citizens to evacuate the area. The volcano is located approximately 300 miles west of Mexico City. Last week, eruptions fro...
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Hurricane Matthew pounds the Caribbean; heads for the States
A powerful hurricane, called Matthew, is traveling over the countries of Caribbean Sea, America and on Tuesday morning, 4th of October 2016hit Haiti causing devastating effects on people and structure...
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Calculation Example – Undamped free Vibration (Part B).
Calculate the modal frequencies for the shear frame at the previous exercise Undamped free Vibration (Part A). The story weight of the first floor is W1=60 KN end at the second floor W2=50 KN. The cro...
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ExxonMobil is sued again, this time for polluting Mystic River
The company is accused for not taking action against the potential impacts of climate change that would result in the release of toxic pollutants The company is accused for not taking action agains...
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Texas remembers the deadly accident of September, 15th, 2001
The State of Texas organized a ceremony to commemorate the victims of the accident of September 15th, 2001. That day, the Queen Isabella Causeway bridge in Texas collapsed because of a collision betwe...
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Building collapses in Italy: the second failure in few days!
Last Thursday, a collapse of a four-story building occurred in the Ponte Milvio area of northern Rome, near the Foreign Ministry. Fortunately there are no deaths or injuries, but many people lost thei...
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Calculation Example – Undamped free Vibration (Part A).
Calculate the Mass and the Stiffness matrix for the shear frame below. The mass is lumped at each level. The supports at end A,B are fixed . The columns are considered to have no mass. (Modulus of ela...
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France bans plastic cups, plates and cutlery starting in 2020
They must be replaced by ones made of 50% biologically-sourced materials, biodegradable and home-compostable They must be replaced by ones made of 50% biologically-sourced materials, biodegradable...
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Florida Sinkhole Leaks Hazardous Water Into Aquifer (Video)
Late last week, the Mosaic Company released a statement informing the people of Polk County, Florida that a sinkhole had formed on the grounds of a fertilizer plant they operate. They went on to say t...
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