Hi thi is a finally presentation in level two i like very much this course i learn a lot and the techer is excellent.
martes, 8 de marzo de 2011
goods and services, laws, guidelines and policies considered to inflict minimal or no harm on the environment. To make consumers aware, environmentally friendly goods and services often are marked with eco-labels. But because there is no single international standard for this concept, the International Organization for Standardization considers such labels too vague to be meaningful.