Geo-Joint: The Rainmaker

Rainmaker

A hundred years ago those familiar drought conditions were plaguing San Diego. In 1915, San Diego was a small but growing city and its water needs were also growing. The rainfall records of that year don’t indicate severe drought conditions, and in fact by year’s end there was even more rain than average. But the city fathers were concerned about future needs and were looking for ways to increase the amount of stored water.

Geo-Joint: Lake Mead’s Third Straw

Lake Mead

The project was informally called The Third Straw. All it took was drilling a 24-foot diameter tunnel through three miles of rock underneath the bottom of Lake Mead. Piece of cake. It did, however, take three years to eat it. The hydraulics of this scheme are, of course, complex, but they went more or less as follows.

Geo-Joint: Chernobyl and the Red Forest

Red Forest

There are residents of the exclusion zone who never left. Those would be the plants and animals whose ancestors had lived there for thousands of years and didn’t get the memo that the place was now glowing with radiation.

Geo-Joint: British Palm Trees

British Palm Trees

There really is a place no more than 28 miles off the coast of Great Britain where not only do palm trees grow, but actual white sandy beaches and azure waters do a pretty fair imitation of the Caribbean tableau.

Geo-Joint: The Least Dense

Least Dense

Which country has the least population density? The answer to this question turned into a muddy mess of questionable statistics and bad math.

Geo-Joint: Cave Art

Cave Art

Lascaux cave was open to the public for 15 years before it became apparent that the body heat and mere breath of visitors was causing chemical reactions with the pigments of the drawings.

Geo-Joint: 100 Places to See Before You Die

100 Places to See

A lot of people have contemplated that question and more than a few have whittled the number of key destinations down to their list of “100 places to see before you die.”

Geo-Joint: Mustard

Mustard

Mustard comes in a variety of species which hybridize, so there are a lot of different kinds of the plant out there. One of the most common along the coast is Brassica nigra, or black mustard, which grows quite tall and is the stuff you probably see the most of as you (locals) drive up the Gaviota Coast.

Geo-Joint: A World of Stability

stable environment

The earth has been around for something like 4.5 billion years, and life has been dated back to around 3.8 billion years. In all that time, one thing has been constant—change.