To achieve a Green Revolution, African farmers, must have access to land and security of tenure. They also need access to markets, technology and improved infrastructure.

Many say our world is at a tipping point. If we do not act together, if we do not act responsibly, if we do not act now, we risk slipping into a cycle of poverty, degradation, and despair.

With her courage and determination, Malala has shown what terrorists fear most: a girl with a book.

Given the nature and magnitude of the challenge, national action alone is insufficient. No nation can address this challenge on its own. No region can insulate itself from these climate changes. That is why we need to confront climate change within a global framework, one that guarantees the highest level of international cooperation.

On this International Day for the Abolition of Slavery let us reaffirm the inherent dignity of all men, women and children. And let us redouble our efforts to build societies in which slavery truly is a term for the history books.

It is but a short step from hunger to starvation, from disease to death.

It is up to each and every one of us to raise our voice against crimes that deprive countless victims of their liberty, dignity and human rights. We have to work together to realize the equal rights promised to all by the United Nations Charter. And we must collectively give meaning to the words of the Universal Declaration of Human Rights that "no one shall be held in slavery or servitude"