No living architect has thought more closely about the ecological effects of his buildings.

CNN: ASIANOW - TIME Asia

But if they can, they would cause more, not less, concern about the ecological effects of road-building.

ECONOMIST: Road kill

The creation of new organisms for agriculture and medicine could have unforeseen ecological side-effects, he suggests.

BBC: How are humans going to become extinct?

And like some drug complications, ecological side-effects may take years to appear.

ECONOMIST: In defence of the demon seed

The presence of both pristine and rehabilitated forests makes Mount Kuwol an important area to study the ecological changes and effects of forest rehabilitation as well as the associated biodiversity.

UNESCO: Natural Sciences

Relevant factors for comprehensive socio-economic risk assessments for ocean acidification impacts will be identified, including interaction effects with other physical, chemical and human sources of ecological stress.

UNESCO: Social and Human Sciences

The potential side effects of geoengineering are presently not well understood and will likely include unintended ecological consequences, which in turn can pose important political, social, and ethical challenges.

UNESCO: MEDIA SERVICES

"We measure the ecological load an area can take and we offer licences only where were convinced there is a proper balance between effects of fish farming and the ability of local environment to absorb the effects of farming, " says Stewart Stevenson the Scottish Minister for Environment and Climate Change.

BBC: How can Scotland cope with China's salmon demands?