In the tropics, the deep sea is cold and the sea surface is very warm. That temperature difference can be harnessed and turned into electricity. If we can improve the technology, this method of producing power could be a godsend for island nations reliant on expensive and polluting diesel for their power.

The animals and plants at risk of extinction finally made it onto the political agenda last week, as Labor and the Greens launched biodiversity policies ahead of the federal election.

No one wants to live in a noisy home. This was one couple’s challenge when they purchased a block of land in the Sydney suburb of Thornleigh sandwiched between a busy road and a train line. 

Mould is a serious health hazard. After a flood or heavy rains, killing it can be difficult.

With climate change literally knocking at our doors and threatening homes across Queensland and northern New South Wales, people are asking how they can future-proof their homes from floods, rising tides and increased rainfall that the recent IPCC report has flagged.