Latest blog posts

Workshop on Advances in risk assessment tools with relevance to tropical southeast Asia and Melanesia

March 20, 2019 by Adam Peters

Graham and I recently attended a workshop on “Advances in risk assessment tools with relevance to tropical southeast Asia and Melanesia” in Singapore organised by the…
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rsa Conference on The Toxicology of Mixtures and Application of Cumulative Risk Assessment

March 7, 2019 by Kate Roylance & Grace Panter

In January (22nd – 23rd) Kate and Grace attended the Regulatory Science Associates (rsa) Conference on The Toxicology of Mixtures and Application of Cumulative Risk…
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Expert advice in designing fish and amphibian tests for endocrine disruption

February 19, 2019 by Becky Brown

At wca we specialise in Endocrine Disrupter (ED) assessments for chemicals. In recent years we have conducted ED assessments for pharmaceuticals, general chemicals…
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Comparison of the chronic toxicity of nickel to temperate and tropical freshwater species

February 13, 2019 by Iain Wilson

Reliable ecotoxicity data are required to derive thresholds protective for aquatic life that are scientifically defensible and practically implementable as…
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Priorities for the UK chemicals sector - challenges, opportunities and the future for regulation post-Brexit

February 11, 2019 by David Taylor

After a keynote address by Steve Elliot, Chief Executive of the Chemical Industries Association there were two discussion sessions. The first on future priorities for…
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Assessing Compliance of European Fresh Waters for Copper: Accounting for Bioavailability

February 5, 2019 by Iain Wilson

A new paper has been published, with Adam Peters as lead author, on assessing the compliance of European freshwaters for copper, accounting for bioavailability in the…
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REACH update - Dossier evaluation decisions

January 21, 2019 by Cleanncy Hoppie

As the new year begins, it is important to be aware of the changes to the dossier evaluation process that ECHA announced last year, and to take proactive action to keep…
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Ecolabelling in the UK after Brexit

January 18, 2019 by Olivia Tran

The UK’s plan for ecolabelling after Brexit was briefly discussed in the Resources and Waste Strategy, published in December 2018. In summary, the UK will consider…
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What happens under REACH if there is no deal?

January 16, 2019 by Rhiannon Smith

Given the recent turmoil in the UK parliament, do you have questions on Brexit? Yes, so does everyone else and, while nothing has been finalised yet, here is a brief…
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Environmental risk assessment of medicinal products

December 7, 2018 by Becky Brown

The European Medicines Agency (EMA) have published draft revised guidelines for assessing the environmental risks of medicines in the environment (EMA 2018)1. The…
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Fresenius Endocrine Disrupter Conference, Cologne

November 26, 2018 by Becky Brown

Last week Becky Brown attended the 9th International Fresenius Conference on Endocrine Disrupters in Cologne, Germany.
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Call-off contracts and REACH training

October 24, 2018 by Rhiannon Smith

wca are proud to present some new offerings – call-off contracts and REACH training.
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HSE & Defra Meeting: Chemicals EU Exit Stakeholder Event

October 16, 2018 by Ed Stutt

Last week Ed attended an event put on by Defra and HSE to highlight what would happen to chemicals regulation in the UK in the event of a no deal Brexit (when UK would…
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ET&C Editors Spotlight

October 12, 2018 by Adam Peters

A recent paper led by wca in Environmental Toxicology and Chemistry describing the application of the nickel Biotic Ligand Model to a number of both tropical and…
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29th SETAC Europe Annual Meeting (Helsinki; 26th - 30th May 2019)

October 12, 2018 by Dean Leverett

The 29th SETAC Europe Annual Meeting will be held in Helsinki from the 26th to the 30th May 2019. Dean Leverett will be chairing a session (with Mirco Bundschuh of…
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ALGA PFAS Summit, Sydney ICC; 2nd October

October 3, 2018 by Graham Merrington

Graham attended, and presented at the ALGA PFAS Summit at the International Conference Centre in Sydney held on the 2nd October.
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wca in New Caledonia

September 27, 2018 by Graham Merrington

Graham Merrington is currently in New Caledonia on behalf of NiPERA meeting local scientific organisations involved in environmental research in the behaviour and fate…
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Update from the UK government of no deal Brexit on chemical regulation

September 25, 2018 by Rhiannon Smith

The UK government has recently released some further information regarding the regulation of chemicals if there is no Brexit deal.
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Refinery effluent assessment: Options for using effects-based tools in combination with passive samplers

September 19, 2018 by Becky Brown

wca has conducted a critical evaluation of available “effects based tools” (EBTs) that could be used in conjunction with passive samplers in monitoring surface waters…
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2018 EcoForum Meeting in Sydney from the 2nd to 4th October 2018

September 11, 2018 by Graham Merrington

Graham has been invited by the Australasian Land and Groundwater Association to deliver two keynotes at their 2018 EcoForum Meeting in Sydney from the 2nd to 4th of…
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Updating and upgrading NONS registrations under REACH

August 8, 2018 by Rhiannon Smith

NONS substances (Directive 67/548/EEC) can be regarded as REACH registered, however maintenance of the registration is necessary to keep it up to date, to change…
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Beyond registration…what next for REACH?

July 24, 2018 by Becky Marks

With the passing of the final REACH registration deadline for phase in substances in May, many breathed a sigh of relief at having accomplished the successful…
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Joint Northern Contaminated Land Fora Summer Conference 2018 - Hosted by Yorkshire Contaminated Land Forum, 10th July

July 11, 2018 by Ed Stutt

Ed Stutt has attended the annual Joint Northern Contaminated Land Fora meeting, this year held in Leeds. The meeting focussed on waste and material reuse, linking…
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Validation of the nickel biotic ligand model for locally relevant species in Australian freshwaters

June 25, 2018 by Graham Merrington & Adam Peters

A new paper has been accepted for publication, with Adam Peters as lead author, on the validation of the nickel biotic ligand model for locally relevant species in…
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Endocrine disruptors and biocides

June 19, 2018 by Becky Brown

The new endocrine disrupter criteria for biocides apply from the 7th June 2018 under Regulation (EU) No 528/2012 . This means that new biocides and biocides currently…
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SETAC Rome 2018; Days 3 and 4

May 18, 2018 by Iain Wilson

wca had a very productive final two days at the SETAC Europe 2018 conference, presenting both platforms and poster presentations, interacting with other delegates and…
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SETAC Rome 2018; Day 2

May 16, 2018 by Graham Merrington & Iain Wilson

wca have had another busy day on Tuesday at SETAC Rome; with Graham presenting in a platform session, and Iain and Becky presenting three posters on wca's work. Find…
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SETAC Rome 2018 Day 1

May 14, 2018 by Ed Stutt & Iain Wilson

wca are at SETAC Rome 2018 (Booth 33) along with over 3000 delegates; and have been very busy interacting with the delegates and attending numerous sessions
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Nanosilver less toxic than ionic silver in standardised ecotoxicity tests

May 3, 2018 by Dean Leverett

During 2017, Dean was part of a team of scientists supporting a REACH testing programme aimed at comparing the ecotoxicity of the ionic and nano forms of silver using…
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wca at SETAC Rome

March 22, 2018 by Dean Leverett

wca have a long history of involvement with, and support for, the Society for Environmental Toxicology and Chemistry (SETAC). Our staff have, over the years, attended…
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SETAC Workshop on Bioavailability-Based Freshwater Quality Criteria for Metals

January 29, 2018 by Adam Peters and Graham Merrington

Adam and Graham were invited to attend a SETAC Workshop on Bioavailability-Based Freshwater Quality Criteria for Metals from 3-7 December 2017. The meeting was…
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New article on weight of evidence approaches for endocrine disrupters

January 25, 2018 by Melanie Gross

Melanie Gross recently co-authored a paper reviewing weight-of-evidence (WoE) approaches for the assessment of endocrine disrupting properties. The aim of this paper…
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