question: what are networks and how are they classified?

At the most basic level, a network is any connection between different components of a given system. The way by which the connection functions is dependent on the network variety, inclusive of the types of relationships that exist between the nodes, i.e. the people and organizations participating in the network. Relationships that do develop are …

question: what is aquaculture and why is it important?

The Food and Agriculture Organization (FAO) of the United Nations defines aquaculture as "the aquatic farming of marine creatures including fish, crustaceans, mollusks, and water plants." This includes intervention in the rearing process to increase output by means such as predator removal, feeding and regular stocking. Output from these operations can be used for human …

is there such thing as a human carrying capacity?

We are all living together here on this big beautiful green and blue rock we like to call Earth.  She provides us with so many wonderful things - most importantly the raw materials and environmental services that keep us alive.  Despite being so lucky as to have these gifts from nature, we as humans seem …

what is meant by “strong sustainability”?

The concept of sustainability is one that is still developing.  New information provides new insights and the tools to work towards a future more capable of enduring the tests of time. Until recently, humans believed that all resources could be indefinitely exploited without damage to the system as a whole.  This lead to exploitation and …

question: why are humans reluctant to take global warming seriously?

“A new idea is first condemned as ridiculous and then dismissed as trivial, until finally, it becomes what everybody knows.” - William James Folks, I am just going to come right out and say it: Denying that there is no human impact on the global climate is foolish. Of course, there is valid evidence demonstrating …

question: why are certain countries classified as failing states?

Throughout history, the greatest threats to the stability of global society have been dependent on states with too much power. However, in modern times it is the countries that cannot maintain power that threatens international stability. When a national government loses some or all of its power and cannot ensure the wellbeing of the citizens …

question: what kind of services does nature produce?

Nature provides a myriad of services that humans are dependent upon for life. For example, wetlands purify water and streams, forests prevent and/or reduce floods by absorbing water, plants absorb CO2 which reduces harmful emissions and produce oxygen to breathe, worms transform waste into soil, pollinators provide us with food to eat, and natural sources …

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