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Showing posts from June, 2018

Liquid Gold: The Hidden Story of Water Use Across America

Water might seem abundant, but every drop counts. In 2015, the United States faced a critical turning point in its water consumption patterns that tells a fascinating story of resource management and environmental awareness. The Big Picture of Water Consumption According to the United States Geological Survey (USGS), total water withdrawals in 2015 were estimated at 322 billion gallons per day (1.22 billion liters per day) . This figure represents a 9 percent decrease from 2010 and marked the lowest water use level since before 1970. More recent data from the USGS 2015 Water Use Report published in 2018 reveals an even more nuanced picture. By 2015, the United States had reduced its water withdrawals to levels not seen since the 1970s, with significant changes across different sectors. A Surprising Downward Trend The 2020 update from the USGS provides additional context. Total water withdrawals continued to decline, with public supply and thermoelectric power showing the most signifi...

Worlds of Rivers

Few lands are untouched by the power of a stream. Even the driest regions can hold traces of ephemeral river runs. Rivers create their own channels, gathering rain or snow and ice melt that runs off the land and bearing it downhill by force of gravity to the sea. The journey makes rivers the unsurpassed carvers of Earth, cutting canyons and valleys and depositing sediments as fertile soils. By nature, they wind—the most efficient way for water to travel. Rivers and lakes store less than half a percent of Earths fresh water, but they are the lifelines of human history—where people settled, farmed, traded, built cities, explored. A new chapter in river mapping reveals the true intricacies of river flow as headwaters feed consecutively larger tributaries that surrender their waters to the mainstream. Most major rivers are now yoked with dams and reservoirs, but on this map, rivers run free. Ten Longest River s 1. Nile (Africa) 4,400 miles 2. Amazon (South America) 4,150 miles 3. Y...

The world in 50 million years

Earth’s dynamic nature ensures that its surface is always evolving, shaped by tectonic shifts, climate change, and rising sea levels. While we can only hypothesize about how the planet will look in 50 million years, scientific models and geological evidence provide fascinating insights into its potential future. Here's an overview of some of the transformative changes that might occur.   Submerged Northern Europe If greenhouse gas emissions continue to drive climate change, melting ice caps could cause global sea levels to rise significantly. Northern Europe, including parts of the United Kingdom, the Netherlands, and Denmark, might find themselves submerged under an average of 60 meters of seawater. Coastal cities and ecosystems would disappear, and millions could be displaced. A Transformed Mediterranean The slow collision between the African and European tectonic plates may eventually close off the Mediterranean Sea, turning it into a vast inland lake surrounded by towering m...

The Global Fight Against Plastic Pollution: Countries Banning Plastic Bags

Plastic pollution has become a monumental challenge, affecting ecosystems, wildlife, and human health. Efforts to combat this crisis are growing, with more countries implementing measures to reduce or eliminate the use of plastic bags. By 2024, 91 countries and territories have passed full or partial bans on plastic bags , reflecting a growing global commitment to reducing plastic waste . The Pioneers in Plastic Bag Bans Africa has been at the forefront of plastic bag bans. Many countries on the continent have enacted strict legislation due to the severe impact of mismanaged plastic waste. For instance, Kenya implemented one of the world’s toughest bans on plastic bags in 2017, with heavy fines and even jail time for violations. This bold move has inspired similar actions across other African nations that face challenges with waste management and lack a strong lobby of plastic producers. In Europe, countries like France , Italy , and Germany have adopted a different approach, bannin...