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Pest Control: Our Environment, Animals and You

As Responsible Environmental Stuarts We take our environment Seriously in Squamish BC

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A Brief History

“Pest Control: Our Environment, Animals, and You” demonstrates what can happen when pesticides or rodenticides are introduced to solve an urgent problem. Well-intentioned people are often focused on a particular pest problem but don’t realize that the cure can sometimes be worse than the initial problem, affecting and harming people, wildlife, and the environment all at the same time. The government of British Columbia has instituted a rodenticide ban before the same mistake gets repeated. At the end, there is us, a pest control business operator who must juggle satisfying customers but also be aware and responsible about it. Nowadays, Integrated Pest Management (IPM) guides us.

Table of Content

The Hidden Environmental Dangers of DDT: How Paul Müller Changed the World

Silent Spring: Rachel Carson’s Fight Against Pesticides

Norman Borlaug and the Green Revolution: Feeding the World One Eco-Friendly Wheat Plant at a Time

Going Green: The Ban on Second-Generation Anticoagulant Rodenticides in British Columbia

Essential Services and Pest Control: Navigating the Approval Process for Second-Generation Anticoagulant Rodenticides

Rodenticide Use and Disposal: How to Keep Your Home and the Environment Safe

From Traps to Exclusion: Sustainable IPM (Integrated Pest Mangement) Pest Control Methods for the Modern Age

The Hidden Environmental Dangers of DDT: How Paul Müller Changed the World

Paul Müller – a Swiss chemist who discovered the insecticidal properties of DDT, which was used extensively to control malaria and other insect-borne diseases in the mid-20th century.

At the time of Paul Müller’s discovery of DDT’s insecticidal properties, controlling mosquitoes and other insect-borne diseases was considered a critical need. Malaria and other diseases transmitted by mosquitoes were major public health concerns, particularly in tropical and subtropical regions. DDT was seen as a highly effective tool for controlling these diseases, and its use was widely promoted and encouraged.

The potential environmental and health risks associated with DDT were not fully understood or appreciated at the time of its discovery and initial use. The long-term effects of DDT on the environment and on human health were not fully understood or widely recognized until much later, when evidence began to accumulate about the pesticide’s persistence in the environment and its harmful effects on wildlife and people.

It is worth noting that the discovery of DDT’s insecticidal properties was made during a time when the risks associated with chemical pesticides were not well understood, and the development of new chemicals for use in agriculture and public health was driven primarily by the need for immediate solutions to pressing problems. The unintended consequences of these chemicals were not always fully appreciated until many years later.

In summary, at the time of Paul Müller’s discovery, the need for effective mosquito control was seen as a critical public health priority, and the potential long-term risks associated with DDT were not fully understood or appreciated. The discovery of DDT’s insecticidal properties was seen as a significant breakthrough, but the long-term consequences of its use were not fully appreciated until much later.

Silent Spring: Rachel Carson's Fight Against Pesticides

Rachel Carson – an American marine biologist and conservationist, who wrote the book “Silent Spring” in 1962, which raised awareness about the harmful effects of pesticides on the environment and led to a ban on DDT.

Rachel Carson was an American biologist and writer who played a crucial role in the modern environmental movement. She was born on May 27, 1907, in Springdale, Pennsylvania, and showed an early interest in nature and wildlife. Carson earned a degree in marine biology from Johns Hopkins University in 1932 and worked as a writer and biologist for the U.S. Bureau of Fisheries.

Carson gained widespread recognition with her 1962 book “Silent Spring,” which documented the harmful effects of pesticides on the environment, particularly on birds and other wildlife. The book became a bestseller, and its impact on the public was profound, raising awareness about the dangers of pesticide use and leading to significant changes in public policy. The book also sparked controversy, particularly among chemical companies and their allies, who attacked Carson’s research and criticized her as a “hysterical woman.”

Despite the backlash, Carson’s work was instrumental in the creation of the Environmental Protection Agency in 1970, and the banning of DDT in the United States in 1972. Carson died on April 14, 1964, from breast cancer, but her legacy as an influential environmentalist and science writer endures. Her books, including “The Sea Around Us” and “The Edge of the Sea,” continue to inspire scientists and conservationists today.

Norman Borlaug and the Green Revolution: Feeding the World One Eco-Friendly Wheat Plant at a Time

Norman Borlaug – an American agronomist and Nobel Peace Prize laureate who developed high-yielding, disease-resistant wheat varieties that helped increase agricultural productivity and combat famine in developing countries.

Norman Borlaug’s discovery was primarily related to genetic modification of crops to increase agricultural productivity and combat famine in developing countries. Borlaug’s work focused on developing new high-yielding, disease-resistant wheat varieties through traditional breeding methods and the use of hybridization techniques. This work led to the development of dwarf wheat varieties that had shorter stems, enabling them to support larger grain heads and produce higher yields.

Borlaug’s new wheat varieties, which he developed in the 1940s and 1950s, were instrumental in the Green Revolution, a period of increased agricultural productivity that helped alleviate hunger and poverty in many parts of the world. The success of Borlaug’s work in developing new crop varieties helped to transform agriculture and led to increased food production and greater food security in many developing countries.

While Borlaug’s work did not focus specifically on pest control, disease-resistant crops can help reduce the need for pesticides, as healthy plants are better able to resist and recover from pests and diseases. In this way, Borlaug’s work indirectly contributed to efforts to reduce the use of pesticides in agriculture.

Going Green: The Ban on Second-Generation Anticoagulant Rodenticides in British Columbia

British Columbia, Canada. The ban restricts the use and sale of second-generation anticoagulant rodenticides (SGARs) that contain brodifacoum, bromadiolone, and difethialone.

SGARs are potent and long-acting rodenticides that can remain in the environment for extended periods, posing a significant risk to non-target wildlife and pets that may accidentally ingest or come into contact with the bait. These chemicals can also accumulate in the food chain, causing secondary poisoning of predators and scavengers.

The British Columbia Ministry of Environment and Climate Change Strategy implemented the ban in an effort to protect non-target wildlife, including endangered species such as the Northern Spotted Owl and the American Badger, which have been negatively impacted by rodenticide poisoning. The ban is also aimed at encouraging the use of alternative methods of rodent control, such as exclusion, sanitation, and trapping.

It’s worth noting that the ban does not apply to first-generation anticoagulant rodenticides (FGARs) such as warfarin, chlorophacinone, and diphacinone, which have a shorter half-life in the environment and are considered less harmful to non-target species.

 

Essential Services and Pest Control: Navigating the Approval Process for Second-Generation Anticoagulant Rodenticides

The use of SGARs is still permitted for essential services under the British Columbia rodenticide ban, but only for a maximum of 30 days. Essential services are defined as those that are critical to maintaining public health, safety, and infrastructure. Examples of essential services that may require the use of rodenticides include hospitals, food processing plants, and waste management facilities.

However, even for essential services, the use of SGARs must be approved by the Ministry of Environment and Climate Change Strategy and must comply with strict requirements to minimize the risk of harm to non-target species.

To obtain approval for the use of SGARs for essential services under the British Columbia rodenticide ban, an application must be submitted to the Ministry of Environment and Climate Change Strategy.

The application should include the following information:

      • Description of the essential service and the reasons why the use of SGARs is necessary.
      • The type and amount of SGARs to be used.
      • The location of the bait stations and the number of stations to be used.
      • The duration of the baiting program, which cannot exceed 30 days.
      • A site map showing the location of bait stations, sensitive areas, and waterways.
      • A description of the monitoring and reporting requirements to ensure compliance with the ban.

The application must also include a pest management plan that outlines the steps that will be taken to minimize the risk of harm to non-target species. The plan should include the following measures:

      • Use of tamper-resistant bait stations that are inaccessible to non-target species.
      • Use of pre-baiting to reduce the risk of bait shyness.
      • Inspection and maintenance of bait stations to ensure they are functioning properly.
      • Proper disposal of dead rodents to prevent secondary poisoning.
      • Monitoring of bait consumption and rodent activity to determine the effectiveness of the program.
      • Reporting of any incidents or non-compliance with the plan.

The Ministry will review the application and pest management plan and may require modifications or additional measures to ensure compliance with the ban. Once approved, the applicant must follow the pest management plan and monitoring and reporting requirements to maintain approval for the use of SGARs for essential services.

This includes implementing best management practices such as bait station placement and monitoring, recording bait use, and disposing of rodent carcasses properly.

Rodenticide Use and Disposal: How to Keep Your Home and the Environment Safe

“How are you supposed to dispose of carcasses? it’s not likely they will die instantly in the bait station? They will get out and seek refuge to go die in a hidden area in most cases, no?”

You’re correct that disposing of rodent carcasses can be a challenge, as they may not die immediately after ingesting the bait and may seek refuge in inaccessible areas. However, it’s important to take steps to ensure that dead rodents are disposed of properly to prevent secondary poisoning of non-target species when carcasses are discovered.

One way to reduce the risk of secondary poisoning is to use tamper-resistant bait stations that are designed to prevent rodents from removing the bait and carrying it to other areas. This protection increases the likelihood that no other animals will consume the bait, but does not stop rodents from dying in inaccessible areas.

If dead rodents are found outside, they should be handled with gloves and placed in a sealed plastic bag. The bag should be labeled as containing rodent carcasses and disposed of in the regular trash. It’s important not to leave dead rodents exposed, as they may be consumed by other wildlife or pets, leading to secondary poisoning.

It’s also important to follow all relevant laws and regulations regarding the disposal of animal carcasses, which may vary depending on the location and circumstances. Your local government or waste management authority may be able to provide more information on the proper disposal of rodent carcasses in your area.

From Traps to Exclusion: Sustainable IPM (Integrated Pest Mangement) Pest Control Methods for the Modern Age

As a pest control business operator, I’m often torn between using safe and effective IPM (Integrated Pest Management) methods to minimize risks to people, pets, and the environment. It’s worth noting that alternative rodent and insect control methods, such as exclusion, sanitation, and trapping, are generally considered safer and more environmentally friendly than rodenticides and pesticides, even for essential services. Although these methods may require more time and effort, they can ultimately reduce the risk to people and harm to non-target species and improve long-term control outcomes.

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Debates about the best approach to pest control are ongoing, and we always strive to listen to our customers’ needs. Ultimately, our customers dictate what they want us to do, and it’s our job to weigh the benefits and potential risks of exposure and make the best possible recommendation. At the end we aim to satisfy our customers while also complying with regulatory agency rules and municipal bylaws.

 

Reference

Rachel Carson:

Norman Borlaug:

Paul Müller:

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