Beware the lure of unethical solar power
Solar power may combat climate change, but a damning report suggests it’s not always ethical
Solar energy may be the future. But only if it lets go of the past.
International NGO the World Economic Forum has issued a damning report card on the state of the world’s solar panel manufacturing. It may be experiencing rapid growth. It may be one of the cheapest sources of power. But its climate credentials face intense scrutiny.
Forced labour, coal-fuelled production processes and a lack of transparency around the source of crucial components combine, the WEF says, into a cause for concern.
“The solar industry is currently grappling with supply chain issues that could significantly impact its future,” the authors, professors Morgan Bazilian and Dustin Mulvaney, write.
Much of their concern is concentrated on the production of polysilicon and the drive to make it cheap.
https://cosmosmagazine.com/technology/energy/beware-the-lure-of-unethical-solar-power/
Save Some Money With These Great Roofing Tips
When it comes to roof maintenance, many homeowners have no idea what to do. Too often, people neglect their roofs altogether until a serious problem has developed. Keep this from happening by using the information provided in the article below. Taking care of your roof ensures that you and your family will always remain safe and protected.
If you're looking into hiring a roofer, the first question you should ask is how long the company has been in business. Someone might sound great on paper, but if they're new to the game, they may still be ironing out kinks in their business practices. You don't want to be the one they test things out on.
While it may sound backwards, one of the best times to find a leak is when it's completely dry out. Keep an eye out for things like mold in corners, unusually dark ceiling tiles, and damp insulation. You can use these things to guide you to the spot the leak is coming from.
Ask your friends for advice regarding your roof. Many people maintain their homes by themselves, and are happy to help a friend to learn how to do the same. Even if you do not find someone that is handy, you may at least get a good recommendation on a contractor that can help you out.
When hiring a roofing contractor, you should make sure that he/ she has the proper equipment. If they charge you for labor by the hour, but are doing your entire roof with a hammer instead of a compressed air nailer, you will end up paying much more than you should.
If you have a general handyman that does work in and around your home, do not allow him to do anything to your roof. Fixing a roof requires a high level of experience and know-how. This is why you would be better off hiring someone that specializes in this type of work.
If you're looking into getting insurance on your roof, make sure replacement is covered along with repairs. You don't want to be stuck paying for a new roof out of pocket. Repair coverage is a great thing to have, but you also want to be covered for the worst case scenario.
When you see that your shingles are curling up or even buckling, it is time for a new roof. While it may seem like a small problem to start, once one shingle curls, the rest will quickly follow. Have them all replaced to ensure you don't have and problems with leaks.
Never hire a roofing contractor who expects a deposit up front. A good contractor has financial stability, so they won't ask you for money to cover their supplies until the supplies have been delivered to your home. Also expect a great contract which details all expenditures on your part and that of the contractor.
Do not choose a roofer based solely on price. Sure, cheaper prices may be good for your pocket, but it could be an indication that website you are not going to get the quality work you need. Check out the BBB to find out if a potential roofer is someone you can trust.
If you are thinking about which roof material to read more install on your house, consider the cost of the material but also the longevity. Some materials last much longer than others, and some are naturally fire-resistant. You have to think about more than just appearance and cost; consider all factors when purchasing material!
It's great to have a home surrounded by trees, but they can be a real burden on your roof. Trim any branches that are coming in contact with your roof. Otherwise, you may wind up replacing scratched or punctured shingles. A little extra effort goes a long way when it comes to your roof!
When you are looking to balance both longevity and affordability, consider wood shake shingles. This type of roofing can last as long as half a century, yet the price tag is quite reasonable. You also do not have to shore up your trusses to install a roof made entirely of this material.
Make sure you install a ridge vent into your roof so as to prevent dry rot from occurring. Contrary to popular belief, dry rot is not caused by water damage, but rather a lack of ventilation. Installing a ridge vent will ensure that your roof is properly ventilated throughout the year.
When deciding on a roofing contractor to repair or inspect your roof, you would be wise to choose a local get more info one that has a permanent address. In the event of an emergency, such as a leak or natural disaster, it will make your life a lot easier to have a roofer that is local.
As was mentioned in the beginning of this article, your roof is essential to keeping your house protected. This is why proper roof maintenance should never be ignored. Use the tips and tricks mentioned above so that your roof remains in good shape throughout the year. It will save you from more costly repairs in the future.
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