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The Conversation USA

Solar geoengineering is worth studying but not a substitute for cutting emissions, study finds

  • Written by James W. Hurrell, Professor and Scott Presidential Chair in Environmental Science and Engineering, Colorado State University
imageSolar geoengineering could mean taking steps to alter the formation of clouds.Matt Dutcher/Getty Images

A new report from the National Academies of Sciences, Engineering and Medicine tackles a controversial question: Is solar geoengineering – an approach designed to cool the Earth by reflecting sunlight back into space or modifying clouds...

Read more: Solar geoengineering is worth studying but not a substitute for cutting emissions, study finds

More Articles ...

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  2. Derek Chauvin trial begins in George Floyd murder case: 5 essential reads on police violence against Black men
  3. After prolonged period of press-bashing, a more constructive form of media criticism is now flourishing
  4. Mass shootings are rare – firearm suicides are much more common, and kill more Americans
  5. Project-based learning deepens science knowledge for 3rd graders in Michigan
  6. Trans Day of Visibility offers chance for community to stand in solidarity and support
  7. If everyone on Earth sat in the ocean at once, how much would sea level rise?
  8. We studied depression messages on YouTube videos and found dangerous and stigmatizing stereotypes prevail
  9. 'Frugal design' brings medical innovations to communities that lack resources during the pandemic
  10. What's at stake in Amazon's Bessemer, Alabama, union vote: 5 questions answered
  11. Africa's 2 elephant species are both endangered, due to poaching and habitat loss
  12. Two stereotypes that diminish the humanity of the Atlanta shooting victims – and all Asian Americans
  13. ¿Por qué estar en casa y no en cafés y bares está 'desgastando' nuestra creatividad?
  14. Ending testing for New York City's gifted program may be another blow to Black and Latino students
  15. Montenegro was a success story in troubled Balkan region – now its democracy is in danger
  16. Service dogs can help veterans with PTSD – growing evidence shows they may reduce anxiety in practical ways
  17. Mass shootings leave emotional and mental scars on survivors, first responders and millions of others
  18. Domestic air travel does not appear to have been an important vector for the spread of COVID-19 in the US, study suggests
  19. Farming fish in fresh water is more affordable and sustainable than in the ocean
  20. How humans became the best throwers on the planet
  21. Activists, state authorities and lawsuits filed by survivors are putting pressure on the 'troubled teens' industry to change its ways
  22. Gun control fails quickly in Congress after each mass shooting, but states often act – including to loosen gun laws
  23. Many QAnon followers report having mental health diagnoses
  24. Why corporate climate pledges of ‘net-zero’ emissions should trigger a healthy dose of skepticism
  25. Culture matters a lot in successfully managing a pandemic - and many countries that did well had one thing in common
  26. Why you should get a COVID-19 vaccine – even if you've already had the coronavirus
  27. Who gets Cherokee citizenship has long been a struggle between the tribe and the US government
  28. Robinhood app makes Wall Street feel like a game to win – instead of a place where you can lose your life savings in a New York minute
  29. What the American Rescue Plan says about President Biden’s health care priorities – and what they mean for you
  30. This Passover, as in the past, will be a time to recognize tragedies and offer hope for the future
  31. Civics education isn't boosting youth voting or volunteerism
  32. The US has never had much of a pilgrimage tradition – perhaps now is the opportunity
  33. When can kids get the COVID-19 vaccine? A pediatrician answers 5 questions parents are asking
  34. US museums hold the remains of thousands of Black people
  35. Raising the minimum wage is a health issue, too
  36. Meisha Porter is the first Black woman chancellor of NYC schools – here are the challenges she will face
  37. Unequal treatment for college women's basketball players has deep historical roots
  38. How to improve public health, the environment and racial equity all at once: Upgrade low-income housing
  39. Living with a disability is very expensive – even with government assistance
  40. Purity culture and the subjugation of women: Southern Baptist beliefs on sex and gender provide context to spa suspect's 'motive'
  41. People gave up on flu pandemic measures a century ago when they tired of them – and paid a price
  42. Privacy may be under threat, but its protection alone isn’t enough to preserve civil liberties
  43. Chivalry is not about opening doors, but protecting society's most vulnerable from attack
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  46. Citizenship for the 'Dreamers'? 6 essential reads on DACA and immigration reform
  47. So-called 'good' suburban schools often require trade-offs for Latino students
  48. US has a long history of violence against Asian women
  49. Why can't the IRS just send Americans a refund – or a bill?
  50. Your brain thinks – but how?