Tag «waste»

The Story of Stuff

The Story of Stuff

Do you have one of these? I got a little obsessed with mine. In fact I got a little obsessed with all my stuff. Have you ever wondered where all the stuff we buy, comes from and where it goes when we throw it out? I couldn’t stop wondering about that. So I looked it …

Restoration with Native Plants

(music playing) The cleanup is complete and any threat to the environment has been eliminated or lowered to acceptable levels. So now what? Essentially, what remains is a large tract of barren land with little ecological memory. Land managers are now realizing that revegetating these sites with native plants can accelerate the time needed to …

Study Environmental Science at Deakin University

Study Environmental Science at Deakin University

Environmental Science is a lot to explain, but for me it’s how people work together within communities to work towards preserving the environment for better sustainable futures. I decided about five years ago, I did my first volunteering trip with Zoo’s Victoria trapping eastern barred bandicoots, and I realised then that I always wanted to …

Food Scraps to Green Energy

Food Scraps to Green Energy

  ♪♪   Most people know about putting bottles and cans to a higher use by recycling.   But what about all those food scraps sent to the landfills every year?       Food scraps disposed in landfills create methane, a greenhouse gas, and contribute to climate change.   Instead tossing them in the …

Lecture 7 Water Treatment System Unit Operations

Lecture 7 Water Treatment System Unit Operations

Last class we were discussing about the various water quality parameters. We have seen in detail the physical, chemical and biological parameters of water. We have also discussed the importance of each and every parameter and how to analyze them and what are the instruments used for those for the determination of these parameters. We …

Lecture 1 Introduction to Water & Waste Water Engineering

Lecture 1 Introduction to Water & Waste Water Engineering

Good day, air, water and food are very essential for human existence. These materials which are so important for human existence if they are polluted they can create problems. For example, if air is polluted there will be respiratory diseases. If the water is contaminated it can cause waterborne diseases. If food is contaminated then …

Lecture 15 Disinfection

Lecture 15 Disinfection

Last few classes we were discussing about various processes in water treatment to remove the solids present in the water and we have seen plain sedimentation coagulation flocculation and even softening to remove hardness and we discussed in detail about filtration. Today we will discuss about disinfection. because even if we remove the solids the …

How Do We Solve Our Trash Problem?

How Do We Solve Our Trash Problem?

(techno music) – Most of us don’t think so much about trash, especially if we live in an industrialized country where we get curb side pickup, but here are some important statistics. 32% of municipal waste is recycled, another 13% is incinerated, and that leaves the rest, which is over 50% or 1000lbs per year, …