Rafting outfitters focus on sustainability

Twitter banned ads that deny the reality of climate change on Friday.  Twitter’s announcement on Earth Day came as it tries to fend off an unwanted takeover bid by billionaire Elon Musk, who has said he thinks people should be able to say pretty much whatever they want on the platform.  “Misleading advertisements on Twitter that contradict the scientific consensus on climate change are prohibited, in line with our inappropriate content policy,” Twitter global sustainability manager Casey Junod said in a blog post.  “We believe that climate denialism shouldn’t be monetised on Twitter, and that misrepresentative ads shouldn’t detract from important conversations about the climate crisis.”
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Halide perovskite solar cells have in recent years emerged as a potential alternative to silicon-based photovoltaics due to their outstanding performance, having reached energy conversion efficiency comparable to the currently available silicon counterparts in less than a decade of research. Therefore, in addition to vast academic interest, industries are paying close attention to the development of perovskite-based photovoltaics.