I was once a Geologist. The trick with geology is time. Imagine that if, every year, a stream were to cut a groove 1 millimetre in the ground. In two years the groove would be 2 mm deep and in 10 years it would be a centimetre deep. If the stream were to follow the same line for a million years the groove would be a kilometre deep. Just for my mum make it a sixteenth of an inch a year and the valley would be nearly a mile deep.
Now the earth is about four and a half billion years old. Just in case you're never sure what a billion is nowadays that would be 4,500,000,000 years. Obviously it's not possible but if our 1 mm a year stream flowed, non stop, in the same place, from the beginning, the groove would be 4,500 kilometres deep or about 500 times as deep as Mount Everest is high.
When I studied geology I found out about graptolites, brachiopods, lamellibranchs, belemnites and all sorts of other fossils large and small. I particularly approved of trilobites. I thought they looked cute. The first trilobites turned up some 520 million years ago and died out at the end of the Permian or about 250 million years. So the lifespan of all the different sorts of trilobites was 270,000,000 years.
There were a bunch of people before Homo Sapiens but the first Sapiens turned up in what is now Africa about 200,000 years ago. So trilobites lasted 1,350 times as long as people have existed so far. Stromatolites, by the way, make trilobites look like youngsters. They've been on Earth for 3,500,000,000 years and if you're not impressed by things you can't beat with a stick then jellyfish are around 500 million years old and elephant sharks are maybe 400 million years.
We've just had a couple of rounds of elections in Spain. The cambio de cromos, the dealing, has only just started in several areas. In Madrid the stupid internal wrangling of left wing politicians means that the conservative Partido Popular will probably get the leadership of the City Council. They can't do it alone though. In fact the PP governed Madrid, without break, from 1991 to 2015 and this time round they got their worst result ever. Nonetheless, with partners, they can govern. One of those partners is Vox, the fathead right wingers who have won their first representation at local, regional and national level this year. The outgoing mayor of Madrid is called Manuela Carmena. She actually polled the most votes in the elections but with all the permutations possible she can't pull together enough coalition votes to stay in office. Carmena put in place a scheme called Madrid Central. It's a programme to clean up the city environment. Bike lanes, pedestrianisation, not letting in the polluting vehicles etc. In the first month there was a 38% drop in Nitrogen Dioxide, 15% drop in Carbon Dioxide in Madrid with traffic flow down by 24%. And what does the potential new PP mayor say? - he will go back to less strict restrictions based on priority for residents and that he will concentrate on the problems that matter most to Madrileños such as clean streets and conservation. The Vox man said "starting tomorrow Madrid Central is over".
Those trilobites survived at least one mass extinction event, maybe two, before the one at the end of the Permian got them. There are various theories about the extinction from massive volcanic activity to a surge in microbe numbers but whatever it was it caused a destabilisation of the atmosphere and so the climate. Apparently after the Permian one it only took a couple of million years for the planet to bounce back though. To re-establish some sort of normality.
The general consensus is that there have been five big extinctions so far: late Devonian, 375 million years ago, 75% of species lost, end Permian, 251 million years ago, 96% of species lost, end Triassic, 200 million years ago, 80% of species lost, end Cretaceous, 66 million years ago, 76% of all species lost. I've heard that some plastics can take 1,000 years to decompose. As I said the trick with geology, the trick with the planet, is time. Currently humans, as a species, are a tiny blip in geological time. If fossil fuel type pollution started with the Industrial Revolution then people have been affecting the atmosphere for about 290 years or 0.145% of our time on Earth. It does seem a bit stupid though to purposely speed up the dash towards that next extinction event.
An old, temporarily skinnier but still flabby, red nosed, white haired Briton rambles on, at length, about things Spanish
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Showing posts with label environment. Show all posts
Showing posts with label environment. Show all posts
Wednesday, May 29, 2019
Wednesday, August 14, 2013
Separate to save
Apparently, on average, we Pinoseros - the population of Pinoso - produce 500 kilos of rubbish each year. Of that just 28 kilos is recycled.
Rubbish collection isn't done on an individual basis as in the UK. Instead there are big rubbish bins placed at strategic positions in the villages, towns, cities and throughout the countryside. Individual householders have to carry their household rubbish to the bins. Collection in the towns is usually every night whilst in Culebrón collection is twice per week.
There are recycling bins too. Generally it's green for glass, blue for paper and cardboard and yellow for containers. There isn't discrimination within those three categories so the empty shampoo bottles, the tetrapaks and pop cans all go in the yellow container. Green, blue, clear and brown glass all go in the green container.
I'm told that people have jobs separating the different classes of waste but any time I've ever talked to Spaniards about this the majority firmly believe that it's all a big con and that all the rubbish destined for recycling is just dumped in the landfills or incinerated along with the rest because it simply doesn't make economic sense to separate the individual items.
Anyway just before the summer proper got underway big posters went up all over Pinoso "We have a plan" "Separate to save" The thrust of the campaign was that we could keep the rates down by recycling more.
One part of the plan was to provide households with bags colour coded to the different containers for home use. I tried to get some when the plan was launched but the office was closed whenever we were in Pinoso. When we came back for summer I tried again but they had run out of supplies. Yesterday I finally got hold of a set.
We've always used a couple of big rubber buckets to keep our recyclable stuff in but the new bags are much smarter if significantly smaller.
Rubbish collection isn't done on an individual basis as in the UK. Instead there are big rubbish bins placed at strategic positions in the villages, towns, cities and throughout the countryside. Individual householders have to carry their household rubbish to the bins. Collection in the towns is usually every night whilst in Culebrón collection is twice per week.
There are recycling bins too. Generally it's green for glass, blue for paper and cardboard and yellow for containers. There isn't discrimination within those three categories so the empty shampoo bottles, the tetrapaks and pop cans all go in the yellow container. Green, blue, clear and brown glass all go in the green container.
I'm told that people have jobs separating the different classes of waste but any time I've ever talked to Spaniards about this the majority firmly believe that it's all a big con and that all the rubbish destined for recycling is just dumped in the landfills or incinerated along with the rest because it simply doesn't make economic sense to separate the individual items.
Anyway just before the summer proper got underway big posters went up all over Pinoso "We have a plan" "Separate to save" The thrust of the campaign was that we could keep the rates down by recycling more.
One part of the plan was to provide households with bags colour coded to the different containers for home use. I tried to get some when the plan was launched but the office was closed whenever we were in Pinoso. When we came back for summer I tried again but they had run out of supplies. Yesterday I finally got hold of a set.
We've always used a couple of big rubber buckets to keep our recyclable stuff in but the new bags are much smarter if significantly smaller.
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