life
22 May is the International Day for the Biological Diversity (IDB), proclaimed by the United Nations in 1993 to mark the entry into force of the Convention on Biological Diversity, signed in Nairobi. For several decades now, experts have shown…
life
Today, 20 May, is World Bee Day. The aim of the day is to draw attention to the key role played by these industrious insects, which are being challenged by human activities and climate change. Indeed, bees, as well as…
earth
The era in which we live is often referred to as the 'information society', characterised by the widespread use of technologies designed to transmit all kinds of information in ever shorter timescales. In this context, new information and telecommunication technologies…
energy
Today is International Day of Light, proclaimed in 2015 by UNESCO to be 16 May, the anniversary of the creation of the world's first laser by T.H. Maiman in 1960. Light plays a central role in our lives. Like water…
life
World Migratory Bird Day provides an opportunity to raise awareness of the importance of conservation of migratory birds and their habitats. This day, proclaimed by the United Nations, is celebrated twice a year (on the second Saturday in May and…
air
Sunsets, rainbows, shades varying from blue to green in the sea and the immense range of colours of plants and animals are just a few examples of the rich variety of optical phenomena in nature. Our first experiences of light…
ecosystems
Firmly rooted in soil, over the course of their evolution plants have had to develop biological mechanisms for feeding and reproduction without moving, a characteristic that differentiates them from animals which on the contrary move around to procure food and…
space
Lighting up the night brightly until it almost disappears is a great achievement in terms of progress and technology, but what are the real effects of the disappearance of darkness? When humans alter the levels of light naturally present in…
life
2 May marks World Tuna Day, proclaimed by the 2016 United Nations General Assembly Resolution, which invites all Member States, organisations of the United Nations system, other international and regional organisations and civil society, including non-governmental organisations, to celebrate the…