The top 10 stories on GSB had a bitter-sweet feel to it with news that climate change could force the evacuation of vulnerable island states within a decade to a more positive report on the first ever UN conference on happiness. The mixture of social and environmental challenges alongside positive, sustainable solutions continues in the below list of the top 11-20 stories from the 2012 GSB archives. Let us know what you think about these most read stories from last year: what could they mean for sustainability in 2013? And what can we learn? Post your ideas in the comments below!

11. Jeffrey Sachs on how business destroyed democracy and virtuous life
The world famous economist on corporate control, happiness and why a multi-disciplinary approach is the only way forward

12. Business warned to prepare for catastrophic impacts
PwC's report detailed radical action needed to decarbonise the global economy and warned investors to consider negative outcomes

13. Rio 2012: what can the fashion industry do to become more sustainable?
With sustainability still not incorporated within the core strategy of most fashion retailers, change must happen, warned Ilaria Pasquinelli

14. John Lewis and the search for happiness
Jo Confino talked to the great grandson of the founder of John Lewis about the benefits and challenges of shared ownership

15. The Global Cleantech 100 2012
The Global Cleantech 100 listed innovative companies most likely to make a significant market impact in the next 5-10 years

16. Vandana Shiva: corporate monopoly of seeds must end
Sustainability pioneer Vandana Shiva spoke to Jo Confino about campaigning against seed slavery, corporations and patents

17. Private sector can play an important part in tackling dwindling resources
The involvement of business and NGOs in tackling dwindling resources is essential, said Stuart Orr, but there's trust to be built

18. Live discussion: what makes a sustainable city?
Our live discussion on the future of the urban built environment and the role of technology proved very popular among readers

19. What can business leaders learn from ancient Greek philosophers?
To help achieve "the good life" companies can learn from the techniques used by Greek philosophers, wrote Jules Evans

A look at how 3D printing could change the way we look at scales of production and promote designs based on personal taste and imagination
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Let us know your favourite GSB content from 2012 - was there a piece that you feel has a strong message or gave you a fresh perspective? Did you find one article particularly useful professionally? We'd love to hear your thoughts in the comments below or tweet us @GuardianSustBiz.
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