Juergen Freund / Jewelmer Pearlfarm, expert technician extracts nearly perfect culutred pearl from golden South Sea Pearl oyster (Pinctada maxima) oyster will then be reused, Palawan, Philippines, May 2009

Jo-Anne McArthur / We Animals / Stephen Rubanga, a veterinary technician with CTPH, processing gorilla fecal samples in a laboratory, Uganda.

Nigel Cattlin / Technician in experimental greenhouse with Rice (Oryza sativa) experiments including genetic modification. International Rice Research Institute, Luzon, Philippines.

Karine Aigner / Graduate student and biological technician Emily Gati of the University of Florida, holding a trap containing an invasive Argentine black and white tegu (Salvator merianae). The tegu is an adult male...

Karine Aigner / Graduate student and biological technician Emily Gati of the University of Florida, preparing to release a juvenile Argentine black and white tegu (Salvator merianae) from a trap. Florida, USA. Tegus...

Karine Aigner / Graduate student and biological technician Sarah Cooke of the University of Florida baits an Argentine black and white tegu (Salvator merianae) trap with an egg, and a potato (so that in the event tha...

Karine Aigner / Graduate student and biological technician holding a Argentine black and white tegu (Salvator merianae) that has been trapped and brought back to headquarters to be euthanized. This invasive species i...

Suzi Eszterhas / Isabel Luevano, Rehabilitation Technician, and volunteer, examining Brown pelican (Pelecanus occidentalis) that is suffering from malnutrition International Bird Rescue, Fairfield, California, USA, M...

Suzi Eszterhas / Isabel Luevano, Rehabilitation Technician, removing fishing line and hook from entangled Western gull (Larus occidentalis) nternational Bird Rescue, Fairfield, California. Captive - rescued and in re...

Ashley Cooper / Technicians fitting solar photo voltaic panels to a house roof in Ambleside, Cumbria, UK. August 2011

Ashley Cooper / Technicians fitting solar photo voltaic panels to a house roof in Ambleside, Cumbria, UK. August 2011

Ashley Cooper / Technicians fitting solar photo voltaic panels to a house roof in Ambleside, Cumbria, UK. August 2011

Ashley Cooper / Technicians fitting solar photo voltaic panels to a house roof in Ambleside, Cumbria, UK. August 2011

Ashley Cooper / Technicians fitting solar photo voltaic panels to a house roof in Ambleside, Cumbria, UK. August 2011

Ashley Cooper / Technicians fitting solar photo voltaic panels to a house roof in Ambleside, Cumbria, UK. August 2011

Ashley Cooper / A technician fitting solar photo voltaic panels to a house roof in Ambleside, Cumbria, UK. August 2011

Ashley Cooper / Fitting wiring to a house roof in Ambleside, Cumbria, UK, to support solar photo voltaic panels. August 2011

Ashley Cooper / A techinician fitting roof brackets to a house roof in Ambleside, Cumbria, UK, to support solar photo voltaic panels. August 2011

Ashley Cooper / A techinician fitting roof brackets to a house roof in Ambleside, Cumbria, UK, to support solar photo voltaic panels. August 2011

Ashley Cooper / Technicians work on Wymeswold Solar Farm the largest solar farm in the UK at 34 MWp, based on an old disused second world war airfield, Leicestershire, UK. It contains 130,000 panels and covers 150 ac...

Ashley Cooper / Workman fitting solar thermal panels for heating water, to a house roof, Ambleside, Cumbria, UK,. June 2012

Ashley Cooper / Control room hall of Krafla geothermal power station, which produces electricity as well as supplying hot water to heat buildings in the surrounding area. September 2010.

Ashley Cooper / Thermal imaging camera showing heat loss from a hot water pipe.

Ashley Cooper / Technician using thermal imaging camera to check the thermal efficiency of a house, and where heat is lost from the house.

Suzi Eszterhas / Close up of Great egret (Ardea alba) chick, aged 3 weeks, being examined by Isabel Luevano, Rehabilitation Technician, International Bird Rescue, Fairfield, California, USA. May 2014.

Suzi Eszterhas / Great egret (Ardea alba) chick, aged 1-2 days, being examined by Isabel Luevano, Rehabilitation Technician, International Bird Rescue, Fairfield, California, USA. May 2014.

Suzi Eszterhas / Black-crowned night heron (Nycticorax nycticorax) chick, aged 3 weeks, being examined by Isabel Luevano, Rehabilitation Technician, at International Bird Rescue, Fairfield, California, USA. May 2014.

Suzi Eszterhas / Black-crowned night heron (Nycticorax nycticorax) chick, aged 2 weeks, with Isabel Luevano, Rehabilitation Technician, and Judy Quinlan, Volunteer, International Bird Rescue, Fairfield, California, US...

Suzi Eszterhas / Rescued Black-crowned night heron (Nycticorax nycticorax) chick, aged less than 1 week, being examined by Isabel Luevano, Rehabilitation Technician, International Bird Rescue, Fairfield, California, U...

Suzi Eszterhas / Snowy egret (Egretta thula) chick, aged 2 weeks, found in road, being examined by Isabel Lievano, Rehabilitation Technician, International Bird Rescue, Fairfield, California, USA. May 2014.

Suzi Eszterhas / Great egret (Ardea alba) chick, aged 3 weeks, receiving medicine from Isabel Luevano, Rehabilitation Technician, International Bird Rescue, Fairfield, California, USA. May 2014.

Tom Gilks / Solar energy technician with a multimeter, Rwanda, April 2014.

Tom Gilks / Solar technician's hand rest on solar panel, Rwanda, April 2014.

Tom Gilks / Wind power technician constructing a turbine, Kisumu Region, Kenya

Tom Gilks / Technician fixing solar panel on a corrugated iron rooftop, Miono region, Tanzania.

Juergen Freund / Technician manually pollinating the palm oil flowers (Elaeis quineesis Jacq) at the Dami Oil Research Station which produces high productivity seed planting material. Selective breeding and genetic mo...

Bryan and Cherry Alexander / Inuit technician cleaning a sunlight recorder at Igloolik Research Centre. Nunavut, Canada, 1990. Editorial use only.

Albert Lleal / Techincian preparing butterfly for collection, the lab looks for new species and biodiversity in the rainforest, Entomology Lab of Doctor Vojtech Novotny, Kau Wildlife Management Area, Baitabag, Papua...

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Chester, a scent detection dog with Conservation Canines, found scat, which is now being recorded by field technician Rachel Katz, northeast Washington

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Jack, a scent detection dog with Conservation Canines, playing with field technician Colette Yee, northeast Washington

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Jack, a scent detection dog with Conservation Canines, found raptor foot, which is now being collected by field technician Colette Yee, northeast Washington

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Dio, a scent detection dog with Conservation Canines, trains on scent detection with handler Colette Yee, northeast Washington

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Scooby, a scent detection dog with Conservation Canines, found a carnivore scat that field technician Jennifer Hartman logs into data entry, northeast Washington

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Scooby, a scent detection dog with Conservation Canines, is harnessed by field technician Jennifer Hartman, northeast Washington

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Jack, a scent detection dog with Conservation Canines, having gps placed on him by handler, Washington

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Jack, a scent detection dog with Conservation Canines, and field technician Heath Smith logging GPS data, Washington

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Hiccup, a scent detection dog with Conservation Canines, searching for mustelid scat, Adirondack Mountains, New York

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Hiccup, a scent detection dog with Conservation Canines, searching for mustelid scat, Adirondack Mountains, New York