It is important to get ecologically valid results, that is, results based on behaviour that is relevant to a real-world situation.
But the very environmental crisis makes us aware that some landscapes or 'ecumenes' are less compatible than others with an ecologically balanced way of life.
Ecologically based techniques provide a framework to explore the integration of images, sounds and space.
In the late eighteenth century, innovations in the agrarian landscape and hunting technology produced a new, much less ecologically sensitive kind of hunting.
Although some criticisms were noted, in general, both communities demonstrate ecologically responsible intentions and actions.
The authors also emphasize the need for an ecologically sound framework for conservation efforts, a point of growing importance.
The effects of stream basin and watershed could represent proximity effects rather than indicating ecologically significant units.
The study proceeded in an ecologically friendly way, where music-making took place in a normal classroom environment.
