On the air we breathe, how polluted it is and why, and what can be done to clean it up. Also, how the ways we travel and commute impact the environment.

Air pollution is not a recent occurrence. In 1952, the Great Smog of London killed about 8,000 people. view more


On water and its various sources - surface water, groundwater, rainwater etc; the threat of pollution and depletion that they face; and ways and means to protect and conserve it.

Our mobile phones have 18 times more bacteria than toilet handles. view more


On the basic science of climate change, why it is happening, what it means for us, and how the world is trying to cope with it.

Recent global temperatures of Earth have been the hottest in the last 2,000 years! view more


On the problem of solid waste and its management and control.

Cardboard boxes can be recycled at least seven times. view more


On good and bad food, and its relation to our health, biodiversity, livelihoods and life.

There are roughly 100 trillion beneficial microbes in the human gut and these weigh approximately 2 kilograms. view more


On renewable energy, its sources and use. But also, on the issue of energy and our access to it, and the linkages between energy and climate change.

For electricity to come into our homes, it travels from generation facilities to a high-voltage switch-yard, to transmission lines, to a substation, to a distribution line, to a transformer, and finally into our house. view more


On our huge wealth of natural resources, the strong links that they have with our lives and lifestyles, and the threat of extinction that looms over them.

Otters 'hold hands' while sleeping, so they donít float away from each other. view more


On other issues and concerns of environment and development...

The best place in the world to see rainbows is in Hawaii. view more