Tag Archives | solar geyser

Freecycling: giving away, not throwing away

What is exactly is freecycling? It is when someone gives away an unwanted item, for free, to another person. That item could be anything from tools to appliances. So instead of throwing things away to sit in landfills, you can give them away to someone who needs them. You weren’t expecting money anyway for something […]

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Antibiotic Use In Raising Food Animals Making Bacteria More Resistant

Dear EarthTalk: I understand that the use of antibiotics in raising farm animals is threatening to make bacteria overall more resistant to antibiotics, which has serious life and death implications for people. Can you enlighten and advise what is being done about this?

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Johannesburg gold riches spawn acid water woes

South Africa’s city of gold, Johannesburg, may soon start being eaten away by acidic water flowing from the mines that created its astronomical fortunes. Mines dug more than a century ago stretching about 40 km (25 miles) along one of the world’s largest gold deposits have reached their water storage limit and will start leaking […]

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What is Biomimicry?

Biomimicry (from bios, meaning life, and mimesis, meaning to imitate) is a new discipline that studies nature’s best ideas and then imitates these designs and processes to solve human problems. Studying a leaf to invent a better solar cell is an example. I think of it as “innovation inspired by nature.” The core idea is […]

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No vision in Karoo fracking plans

What is it going to take to stop the plans to threaten our sensitive Karoo region from being destroyed by Shell’s plans to blow it apart in search of natural gas? A controversial application by oil giant Shell to explore for gas in an area of the Karoo should be put on hold, the Democratic […]

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Loss of Antarctic ice ‘tongue’ could change seas

The loss of a massive “tongue” of glacial ice on the Antarctic coast — a natural protective barrier nearly four times the size of New York City — could affect ocean circulation patterns and be a harbinger of changes to come from global warming, scientists on a mission to the frozen continent say. Last February, […]

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Rainwater harvesting can rejuvenate wetlands

VARANASI: Rainwater harvesting should not be restricted to only rooftop rainwater harvesting and should be expanded to reach alternative programmes like rejuvenation of tributaries to save wetlands that are fast drying up and facing water pollution and contamination. It was said by chairman, Central Pollution Control Board (CPCB), SP Gautam while inaugurating the one-day seminar […]

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UK urged to ban controversial ‘fracking’ gas-extraction

Gas extraction plans underway in Lancashire would pose a serious risk of contaminating ground and surface waters, says Tyndall Centre report Ongoing plans by UK-based companies to extract gas through a process known as hydraulic fracturing or ‘fracking’ could contaminate local water supplies, according to a report. The relatively new extraction process involves pumping millions […]

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Three Reasons Why Green Living Is Important

How to go green has been a frequent topic on this site. I have addressed the question of why someone would want to go green to a lesser extent. There are many reasons, and people are motivated by different things, so there is no over-riding reason to go green. Here I will just give three […]

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