Four Degrees

Water Security

The wet with the dry: The geology of Siwa Oasis

The wet with the dry: The geology of Siwa Oasis

Flo takes us on a photoblog-trip to Siwa Oasis in Egypt where epic sand seas meet freshwater springs, saline lakes and sulphurous hot pools!  The blog’s going on holiday this week! I spent a week in Egypt on holiday last month and braved the 10 hour overnight bus journey from the capital city Cairo to visit the breathaking beauty of the Siwa Oasis in the Egyptian sand sea of the Libyan desert. I h ...[Read More]

The Water-Energy Nexus

The Water-Energy Nexus

Flo Bullough writes on the concept of the water-energy nexus; its implications for energy and water security and the impact of climate change and future planning and regulation.  I first came across the concept of the water-energy nexus when the former UK Chief Scientific Advisor John Beddington discussed the interdependence of food, water and energy as part of his tenure at government: something ...[Read More]

Raising the Dead Sea

Raising the Dead Sea

  The Dead Sea is one of the planet’s truly otherworldly places: a peculiarity of water distribution, climate and altitude, it is even more extroadinary in that it is a site of religious, cultural and political significance. Viewed by many as a natural wonder, its characteristics and location within one of the most entrenched political situations in modern history makes it intriguing an ...[Read More]

Murky waters – what counts as good water quality?

Murky waters – what counts as good water quality?

Flo Bullough discusses the meaning of good and bad water quality, what’s in our tap water and what policies control the content of drinking water. Pressure on water supply and quality has been high on the public and media agenda over the last 18 months. The widely publicised drought in early 2012, recent reports that we are due to run out of clean water in this generation and the controversy aroun ...[Read More]