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  • Dutch trains to be wind powered

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    Dutch trains to be wind powered

    by Rail Express — last modified May 21, 2014 11:00 AM
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    All of the Netherland’s electric trains will be powered by wind turbines under a new energy contract signed on May 15 between power company Eneco and joint venture Vivens, which includes Netherland Railways (NS) and other Dutch passenger as well as freight rail operators.
      
    Dutch trains to be wind powered

    Under the contract, 50% of trains on the Netherland’s electrified network will run on new green power as of next year, with 100% of traction power for the network to come from wind turbines by 2018.

    The total electricity contract is for 1.4 terrawatt hours (TWh) per year, 1.2 which is earmarked for NS and 0.2 for all other passenger and freight rail operators. The annual demand of 1.4 TWh of electricity corresponds to the amount of electricity consumed by all households in Amsterdam.
    The contract runs from 2015 to 2025 and is the largest known green contract in the Netherlands.
    The green power to be used by the rail operators will come from new wind farms that are gradually coming on stream in the Netherlands, Scandinavia and Belgium. Half of the power will be generated in the Netherlands, with the other half coming from abroad.
    Under the contract, Eneco will guarantee that the volume of electricity used by the trains each year corresponds to the annual output of all new wind farms.
    Eneco will also ensure that there is always sufficient green power available on the grid for rail companies even if the wind is not blowing.
    NS chief executive Timo Hughes said the contract is a “perfect example” of how organisations in the rail sector are working closely together to improve passenger experience and sustainable mobility.
    “According to a customer survey, eight out of 10 passengers consider it important for rail companies to switch over to green power,” Hughes said.
    “From 2018, trains will be running on green power, enabling our 1.2 million passengers to travel truly green with zero emissions transport.”
    Chairman of the board of management at Eneco Group, Jeroen de Haas, said “The partnership signifies that going green is a serious option for complete business sectors”.
  • Daily update: Solar costs tipped to halve and beat wind in 5 years

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    Daily update: Solar costs tipped to halve and beat wind in 5 years

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    Solar costs tipped to halve and beat wind in 5 years, RenewEconomy sets new readership milestones, Happy birthday Carbon Tax, Big 4 banks asked to boycott Qld coal expansion, Should RET be redesigned to encourage energy storage, Disruptive technologies are, well, disruptive, Clean energy access market valued at $12bn, Indonesia, losing primary forest at unprecedented levels, Germany’s Renewable Energy Act, and meet the new all-electric BMW i3.
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    RenewEconomy Daily News
    The Parkinson Report
    Would the prospect of more solar and less wind mollify the Coalition’s antipathy to the renewable energy target? First Solar says utility scale solar costs can match that of wind within five years, but only if such plants are deployed at scale.
    A big thanks to readers, as RenewEconomy passes the 5 million mark of total page views and heads for 4 million in a single year.
    As Australia’s carbon laws turn two, a new report shows how successful they have been, even despite the Abbott government’s plans to axe them come July.
    Internet campaign calls on Australia’s Big 4 banks to withhold funding from Qld coal part expansion project which threatens Great Barrier Reef.
    Spanish renewables group suggests adjustment to RET to encourage energy storage, to help mitigate network costs.
    As customers produce more of what they consume, they buy less from the incumbents, forcing the rates to rise even further for the remaining customers.
    Fastest, cheapest, and most effective means of ending energy poverty is CES4all – and it’s going to create a $12 billion annual industry by 2030.
    New study shows Indonesia has the highest rate of loss in tropical primary forests in the world, overtaking Brazil.
    Germany’s Bundestag has put an end to its Energiewende as a citizen movement and handed power back to the big utilities.
    BMW’s all-electric i3 has been rated the most
  • Climate change will impact the tropics too: Study

    Aaj Ki Khabar  Aaj Ki Khabar
    Climate change will impact the tropics too: Study
    Monday, Jun 30 2014 5:50PM IST
    Climate change will impact the tropics too: Study

    London: Although greenhouse gases cause greater warming at the poles, few places on the earth will be immune to global warming and the tropics too will likely experience associated climate impacts, such as increased storm intensity, says a study.

    Tropical sea surface temperatures were warmer during the early-to-mid Pliocene – an interval spanning about five to three million years ago, the findings showed.

    “These results confirm what climate models have long predicted – that although greenhouse gases cause greater warming at the poles, they also cause warming in the tropics,” said Richard Pancost from Bristol University in Britain.

    The Pliocene is of particular interest because CO2 (carbon di-oxide) concentrations then were thought to have been about 400 parts per million, the highest level of the past five million years but a level that was reached recently due to human activity.

    Past temperature records have suggested that warming is largely confined to mid-to-high latitudes, especially the poles, whereas tropical temperatures appear to be relatively stable: the tropical thermostat model.

    The new results contradict the previous studies.

    The higher CO2 levels of the Pliocene have long been associated with a warmer world, but evidence from tropical regions suggested relatively stable temperatures.

    The scientists focused their attention on the South China Sea which is at the fringe of a vast warm body of water, the West Pacific Warm Pool (WPWP).

    Some of the most useful temperature proxies are insensitive to temperature change in the heart of the WPWP, which is already at the maximum temperature they can record.

    By focussing on the South China Sea, the researchers were able to use a combination of geochemical records to reconstruct sea surface temperature in the past.

  • How Extinct Undersea Volcanoes Trigger Rare ‘Tsunami Earthquakes’

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    How Extinct Undersea Volcanoes Trigger Rare ‘Tsunami Earthquakes’

    by Kelly Dickerson   |   June 30, 2014 02:42pm ET
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    Tsunamis, like the one that stuck Aceh, Indonesia, cause serious flooding and submerge entire villages.
    Tsunamis, like the one that stuck Aceh, Indonesia, can cause serious flooding and submerge entire villages.
    Credit: United States Navy

    How unusual slow earthquakes can spawn powerful tsunamis is a long-standing mystery that researchers may have finally solved.

    Called “tsunami earthquakes,” these slow quakes are capable of creating huge waves that can cause serious damage to coastal cities. Tsunami earthquakes are not like typical earthquakes. They happen slowly and don’t generate the same kind of violent shaking as typical earthquakes — the tell-tale sign that it’s time to evacuate.

    Scientists first discovered tsunami earthquakes 35 years ago and they happen so rarely there has been little opportunity to study them since. Now, a new study suggests that tsunami earthquakes happen when two sections of Earth’s crust, called tectonic plates, get hung up on extinct volcanoes on the ocean floor, called seamounts. The seamounts act like tread on a tire and make tectonic plates stick. [The 10 Biggest Earthquakes in History]

  • Scientists blast Abbott government water policies

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    Scientists blast Abbott government water policies

    Peter Hannam June 29, 2014

    Hume Dam during a wet year in 2010.Hume Dam during a wet year in 2010.

    Leading scientists have blasted the Abbott government’s decision to scrap key bodies overseeing water reforms amid plunging reservoir levels, a looming El Nino and the longer-range threat posed by climate change.

    The government said in the federal budget it would scrap the previously bipartisan-backed National Water Commission set up by the Howard government, and last year cut COAG’s Standing Council on Environment and Water.

    John Williams, a founder of the Wentworth Group of Concerned Scientists, has criticised the changes.

    ”The current federal government appears intent on trashing the Howard heritage and retreating from its leadership legacy on national land and water policy,” Dr Williams   wrote in the Australian Water Association’s newsletter.

    Water concerns may intensify over the next year, with the Bureau of Meteorology’s annual National Water Account showing storage levels in the main populated regions dropped from 93 per cent in June 2012, to 75 per cent a year later. They are currently about 63 per cent.

    The drop is even sharper for the Murray-Darling Basin, where storage levels have dived from 91 per cent two years ago to about 57.5 per cent, according to Grace Mitchell, a senior hydrologist with the bureau.

    The prospect of an El Nino weather event forming in the Pacific – which typically means below-average rainfall for much of Australia – could lead to more falls in storage levels, with less inflow and greater water use, particularly from farmers.

    ”There are some signals of lower rain to come,” Dr Mitchell said. “We do have periods of plenty and periods of not so much abundance, and one of those might be coming up.”

    Audit role

    Water Commission chairman Karlene Maywald said its role had been to audit whether governments were meeting water use goals laid down a decade ago. These include restoring environmental flows lost to over-allocation of both surface and ground water, particularly to agriculture.

    ”We can’t afford for there to be backsliding against the progress we’ve made,” she said.

    The budget saving of $20.9 million over four years was ”small”, not least because the commission’s auditing and other tasks would have to be picked up by – as yet unnamed – other agencies, she said.

    The government said it maintains “a strong commitment to progressing water reform and we will continue to champion the principles of the National Water Initiative,” according to a spokeswoman for senator Simon Birmingham, the Parliamentary Secretary responsible for water issues.

    “There are a range of agencies who already do a lot of policy work in the water space and we anticipate some of the functions of the NWC may end up in the Department of Environment, some may end up in the Productivity Commission or some in ABARES,” the spokeswoman said.

    Climate shift

    Richard Davis, a member of the Wentworth Group and former science adviser to the water commission, said the government was yet to make clear ”whether they’ll even continue the [commission’s] responsibilities and who will be responsible for them”.

    Both Ms Maywald and Dr Davis warned against the Environment Department being given oversight role for its own water management.

    “What critical is that it’s an organisation with appropriate independence to carry out those functions, and it’s resourced sufficiently to do the job properly,” Ms Maywald said.

    “You can hardly have the federal bureaucracy marking itself,” Dr Davis said, adding that staff cuts within the department itself also undermined its capacity.

    Dr Davis said that while the government’s scrapping of the commission was ”a very bad decision”, the failure to prepare for the longer-term threat posed by climate change was worse.

    ”We are moving into drier periods for southern Australia, especially the south-west and the south-east, with much less rainfall and much less runoff,” he said.

    ”We’re bound to run into more intense, bigger droughts in the near future, and it’s the wrong time to be dismantling the apparatus that served us well in the last drought.

    ”We’re living on borrowed time and we should be investing for what’s coming our way.”

    Dr Williams noted Senator Birmingham stated in 2012 that the Water Commission’s role ”in holding the states and the Commonwealth to account for actually delivering on water reforms is critical. Their role in providing expert analysis and advice is absolutely critical.”

    Labor opposes the plan to abolish the commission, a spokeswoman for opposition environment spokesman Mark Butler said.

    ”The government has signalled that some of the very important tasks currently undertaken by the NWC will be conducted by the [Environment] Department, undermining the independence of those assessments and audits,” the spokeswoman said.

    ”Under the current proposal, the government will be assessing the effectiveness of its own water management strategies, which is unacceptable,” she said.

  • Climate change deal likely to succeed

    Climate change deal likely to succeed
    English.news.cn   2014-06-29 02:51:04            

    NAIROBI, June 28 (Xinhua) — Chances are high that countries are likely to reach an agreement on climate change by the end of 2015, UN Secretary General Ban Ki-Moon said in Nairobi on Saturday.

    “As climate change causes temperatures to rise and precipitation patterns to change, more weather extremes will potentially reduce global food production at a time when the population will continue growing in developing countries,” Ban said.

    The Secretary General who ended his visit to Kenya during which he closed the inaugural UN Environmental Assembly said climate change is a major problem in Africa, adding that other continents where almost over 80 percent of smallholder farmers own less than two hectares of land and this land will not be able to feed them amicably.

    “The world leaders must make a radical decision to help improve lives of majority of populations that have tried to adapt to these changing conditions in order to feed this growing population in vain,” he added.

    He called for the preservation of ecosystem and wildlife as a potential to development, adding that the United Nations and the Kenya government are working jointly to ensure that illegal poaching and trade in wildlife products is reduced to zero.

    Ban said that the 1.4 billion people who are currently living without electricity in their homes can be served better with the development of renewal energy sub sector.

    “Kenya is currently the world leading renewal energy supplier and the world governments must copy this to help supply their population as well,” he said.

    Ban also expressed concern over the escalating acts of terrorism in the western and East African region.

    He called for the solidarity of all nations in the world to help tame the emerging trend of terrorism