The world faces enormous human development and environmental challenges, from poverty and disease to food security and climate change.

Land is a great example of how we can manage and invest in sustainable infrastructure for economic, social, and environmental gains. Its use - and misuse - is at the heart of the challenge for food, fuel, and fibre.

The world faces enormous human development and environmental challenges, from poverty and disease to food security and climate change.

Climate change is sometimes misunderstood as being about changes in the weather. In reality it is about changes in our very way of life.

If we tackle deforestation in the right way, the benefits will be far-reaching - greater food security, improved livelihoods for millions of small farmers and indigenous people, more prosperous rural economies, and above all, a more stable climate.

Sustainability makes good business sense, and we're all on the same team at the end of the day. That's the truth about the human condition.

The moral case for gender equality is obvious. It should not need any explanation.

The great challenge of the 21st century is to provide good standards of living for 7 billion people without depleting the earth's resources or running up massive levels of public debt. To achieve this, government and business alike will need to find new models of growth that are in both environmental and economic balance.

Large-scale deforestation can be prevented while increasing food production through better, smarter agriculture.

System-wide changes rely on a critical mass of interested parties, all willing to enter into deep partnerships and collaborations, founded on new levels of trust and a commitment to action, not debate.