BBC navigation

Cientistas congelam células de corais para salvar maior ser vivo do planeta

Atualizado em  7 de dezembro, 2011 - 11:55 (Brasília) 13:55 GMT

Player

Com a destruição sistemática dos corais pela elevação da temperatura dos oceanos, cientistas tentam salvar a Grande Barreira australiana. Assista ao vídeo em inglês.

Assistirmp4

Para executar este conteúdo em Java você precisa estar sintonizado e ter a última versão do Flash player instalada em seu computador.

Formatos alternativos

Transcrição

The only living thing on Earth visible from space

But rising temperatures in the Pacific are causing coral in Australia's Great Barrier Reef to decay.

The key to its survival could be in these pots. Experts in Sydney have taken about eight billion cells and put them in deep freeze.

They plan to reintroduce some of these samples to see if they can regrow.

Transcrição em português

O único ser vivo terrestre visível do espaço.

Mas a elevação da temperatura do Oceano Pacífico está causando estragos à Grande Barreira de Coral australiana.

A chave para a sobrevivência pode estar nesses potes. Em Sydney, especialistas reuniram 8 bilhões de células e as congelaram.

reintroduzir amostras

Vocabulário

to decay - to rot

pots - containers

in deep freeze - being held in temporary frozen inactivity

to reintroduce - to place again in its environment

samples - small parts of the whole

Exercício

Use one of the words or phrases below to complete each of these sentences from BBC news reports.

Note that you may have to change the form of a word to complete the sentence correctlyto decay / pots / in deep freeze / reintroduce / samples 1. "Edinburgh Zoo knows that captive pandas are notoriously poor breeders and that only one zoo-reared panda has ever been ____________ into the wild - that unfortunate animal died within a year."2. "Language is not a plant that rises and falls, lives and ________. It's a tool that's perfectly adapted by the people using it. Get on with living and talking."3. Tahrir Square was full of rubbish left by its occupiers, visitors and scores of vendors of Egyptian fast food - piles of sticky paper mixed with the remains of grilled sweetcorn, roasted sweet potatoes, dense stews of liver and peppers and plastic _________ of kushari, a mixture of pasta, rice and lentils.4. About 9,000 cancer patients are being asked take part in new gene tests which could improve therapies. __________ from tumours will be tested for gene faults, and testing laboratories in London, Cardiff and Birmingham will compare the outcome of treatments.5. A mother has given birth to what are believed to be the first twins to be born in the UK from frozen eggs. Isabella and Anna Fahey were born three weeks ago from eggs which had been kept ______________ storage at the Midlands Fertility Services (MFS) for two years.

Respostas

1. "Edinburgh Zoo knows that captive pandas are notoriously poor breeders and that only one zoo-reared panda has ever been reintroduced into the wild - that unfortunate animal died within a year."

Edinburgh Zoo prepares for arrival of pandas from Chinahttp://bbc.in/w2lMYy 2. "Language is not a plant that rises and falls, lives and decays. It's a tool that's perfectly adapted by the people using it. Get on with living and talking."Are dying languages worth saving? http://bbc.in/9l2dBF3. Tahrir Square was full of rubbish left by its occupiers, visitors and scores of vendors of Egyptian fast food - piles of sticky paper mixed with the remains of grilled sweetcorn, roasted sweet potatoes, dense stews of liver and peppers and plastic pots of kushari, a mixture of pasta, rice and lentils.Splintered views threaten collective spirit of Tahrirhttp://bbc.in/tHrQhO4. About 9,000 cancer patients are being asked take part in new gene tests which could improve therapies. Samples from tumours will be tested for gene faults, and testing laboratories in London, Cardiff and Birmingham will compare the outcome of treatments.Cancer Research UK starts DNA matching researchhttp://bbc.in/t0oFKL5. A mother has given birth to what are believed to be the first twins to be born in the UK from frozen eggs. Isabella and Anna Fahey were born three weeks ago from eggs which had been kept in deep freeze storage at the Midlands Fertility Services (MFS) for two years.Twins born after two years on icehttp://bbc.in/sDBIJz

BBC © 2014 A BBC não se responsabiliza pelo conteúdo de sites externos.

Esta página é melhor visualizada em um navegador atualizado e que permita o uso de linguagens de estilo (CSS). Com seu navegador atual, embora você seja capaz de ver o conteúdo da página, não poderá enxergar todos os recursos que ela apresenta. Sugerimos que você instale um navegados mais atualizado, compatível com a tecnologia.