Purchase Solution

Discourse on the Ecological Footprint

Not what you're looking for?

Ask Custom Question

Can we trust the ecological footprint?
Do we know enough about biodiversity to prevent widespread extinction of plants and animals in the coming century?

Purchase this Solution

Solution Summary

The expert discusses the various parameters of the idea of an ecological footprint.

Solution Preview

Can we trust "the" ecological footprint? As a concept - sure. It is the calculation that some might question. Where do we draw the boundaries? Let us consider something like a car. The making of a thing (like our car) involves various materials and technologies. The ton or so of metals involves almost 10 times that amount in ore(assuming raw metals) and more than that in coal for energy to smelt the metals (and as metallurgical "coke" to allow air flow and electron exchange) Sand for the glass (and energy again), petroleum for plastics (and more energy). These are the inputs and pretty easily defined. Then we ...

Purchase this Solution


Free BrainMass Quizzes
United States and Canada Vocabulary

Assessment of basic vocabulary terms related to geography and resources in the United States and Canda.

Basic Energy Quiz

This quiz will test your knowledge of basic energy related questions. It will improve your knowledge on units of measurement .

Structure of the Earth

Basic introduction to terms related to the structure of the Earth, including definitions and application of knowledge. This quiz focuses on the spheres.

"Tornadoes and Hurricanes" Vocabulary

Brief introduction to vocabulary terms related to the atmosphere. Definitions are related to conditions for tornadoes and hurricanes.

Basic Vocabulary - The Hydrosphere

This quiz reviews basic terms related to the Hydrosphere for Earth Science. Multiple choice is utilized to select the correct vocabulary word matched to the given definition.