How to generate from solar energy in our home without installing PV panels on the roof?

Solar panels are well known by being installed in our rooftops or in large solar plants. In this blog, it has been also mentioned how floating solar panels have been already installed in some regions. Now, we are going to focus on the photovoltaic energy that could be obtained in a building itself. Even if Read more about How to generate from solar energy in our home without installing PV panels on the roof?[…]

7 products you didn’t know there was a reusable alternative

Back in May of this year we talked about the large amount of plastic that we massively consume without practically giving it any importance. We talk about the need to implement the classic 3Rs: reduce, reuse and recycle. Well, this week we return to this topic, but this time to show you a few everyday Read more about 7 products you didn’t know there was a reusable alternative[…]

Regional products – is closer always better?

After decades of outsourcing and a stronger craving of consumers for exotic and foreign products, the last years have shown an increasing interest of buying locally produced goods, most importantly among them being food. One of many examples worldwide is city of Graz, in Austria, which developed its own label to support local food; another Read more about Regional products – is closer always better?[…]

The case of microgrids in Tanzania (II / II)

In our last post, David has explained what microgrids are and the importance of its development in the upcoming years for providing electricity access to different communities (http://sustainability-by-education.org/?p=874). In this post, we will talk specifically about the case of microgrids in Tanzania, a country that I have been able to visit thanks to the support Read more about The case of microgrids in Tanzania (II / II)[…]

Learn about microgrids and how they can give access to electricity to millions of people (I / II)

According to the International Energy Agency, there are more than 1.1 billion people who still do not have access to electricity, most of them in rural communities in sub-Saharan Africa and in other regions of the developing world. Fig 1. World population without access to electricity, divided by regions. Source: IEA. It is important to Read more about Learn about microgrids and how they can give access to electricity to millions of people (I / II)[…]

Floating Solar PV: an overview

Brief Introduction to Solar PV Although solar energy has been, is, and will be the most abundant source of energy on Earth, it was not until 1839 that Alexandre Edmond Becquerel observed that the sunlight striking certain materials generated electric current. That is, he discovered the photovoltaic effect. Forty-four more years were needed to develop Read more about Floating Solar PV: an overview[…]

Minimalistic Lifestyle – a new approach on living sustainable?

During the last decades, what we call nowadays consumerism has unfolded and changed the way we live. Consumerism is a social order which encourages the acquisition of more and more goods. This was caused due to the industrial overproduction especially in the USA after World War II and was fueled by the upcoming mass media Read more about Minimalistic Lifestyle – a new approach on living sustainable?[…]

Sunscreens: do they really protect us?

If you are going to the beach this weekend, don’t forget to bring your sunscreen! However… did you know that 14.000 tonnes of sunscreen reach every year coral reefs, making them susceptible to bleaching, deforming baby coral and degrading its resilience to climate change? Most of the sunscreens are made from chemical UV filters of Read more about Sunscreens: do they really protect us?[…]