By Tommy E. Remengesau, Jr. - President of the Republic of Palau

This year is a critical one for our planet—it is the year we, as a global community, will collectively agree on a post-2015 development agenda and adopt a set of Sustainable Development Goals in efforts to ensure a future for our children.

By Ephraim Kamuntu - Minister of Water and Environment, Republic of Uganda

We stand at a critical crossroads that will determine the fate of our planet, our people and our prosperity. The world eagerly awaits the adoption of the post-2015 development agenda and Sustainable Development Goals.

By Frans Timmermans - First Vice-President of the European Commission

It is no coincidence that 2015 is the European Year for Development. We are at a pivotal moment in the history of our planet, and the European Union must continue to lead the movement for a sustainable use of its resources.

By Oyun Sanjaasuren - President of UNEA and former Minister of Environment and Green Development, Mongolia

This year brings opportunities for genuine transformations, with the SDGs being agreed nationally, regionally and globally. What should we and what can we do towards building the future we want?

By Atiur Rahman - Governor of Bangladesh Bank

High-profile international and global discourses and negotiations on combating threats to sustainability from anthropogenic climate change present an impressive collective response to a looming existential threat.

By Zeid Ra’ad Al Hussein - United Nations High Commissioner for Human Rights

Just as human rights are universal, so too is the struggle to realize them for everyone, everywhere.

By Feike Sijbesma - Chief Executive Officer, Royal DSM

In just a few months’ time, the UN General Assembly will outline a new set of global priorities for action.

By Joan Walley - UK Member of Parliament and Chair of its Environmental Audit Select Committee

It seems like yesterday, but it’s almost a quarter of a century since the first Rio Earth summit. Yet while Local Agenda 21, which came out of it, did much to engage communities, the reality is that it has not moved us far enough.

By Anantha Kumar Duraiappah - Director, UNESCO Mahatma Gandhi Institute of Education for Peace and Sustainable Development

The new set of 17 Sustainable Development Goals is a bold new step by countries to correct the short-sightedness of many of our existing policy discourses, including the gaps we did not address through the Millennium Development Goals.

By Sascha Gabizon - Executive Director, Women International for a Common Future, WECF International

Humanity is at a crossroads. Either we strengthen global efforts for a just transition to environmentally sustainable societies, or we veer from one tipping point to the next, towards an abyss which might bring the end of civilization.